A curated list of awesome Scala frameworks, libraries and software.
- apache/spark - Apache Spark - A unified analytics engine for large-scale data processing
- lichess-org/lila - ♞ lichess.org: the forever free, adless and open source chess server ♞
- scala/scala - Scala 2 compiler and standard library. Scala 2 bugs at https://github.com/scala/bug; Scala 3 at https://github.com/scala/scala3
- playframework/playframework - The Community Maintained High Velocity Web Framework For Java and Scala.
- apache/predictionio - PredictionIO, a machine learning server for developers and ML engineers.
- yahoo/CMAK - CMAK is a tool for managing Apache Kafka clusters
- rtyley/bfg-repo-cleaner - Removes large or troublesome blobs like git-filter-branch does, but faster. And written in Scala
- gitbucket/gitbucket - A Git platform powered by Scala with easy installation, high extensibility & GitHub API compatibility
- twitter/finagle - A fault tolerant, protocol-agnostic RPC system
- gatling/gatling - Modern Load Testing as Code
- scala/scala3 - The Scala 3 compiler, also known as Dotty.
- fpinscala/fpinscala - Code, exercises, answers, and hints to go along with the book "Functional Programming in Scala"
- microsoft/SynapseML - Simple and Distributed Machine Learning
- sbt/sbt - sbt, the interactive build tool
- scalaz/scalaz - Principled Functional Programming in Scala
- scala-js/scala-js - Scala.js, the Scala to JavaScript compiler
- scala-native/scala-native - Your favorite language gets closer to bare metal.
- zio/zio - ZIO — A type-safe, composable library for async and concurrent programming in Scala
- chipsalliance/chisel - Chisel: A Modern Hardware Design Language
- twitter/scalding - A Scala API for Cascading
- scalanlp/breeze - Breeze is/was a numerical processing library for Scala.
- TheHive-Project/TheHive - TheHive: a Scalable, Open Source and Free Security Incident Response Platform
- milessabin/shapeless - Generic programming for Scala
- awslabs/deequ - Deequ is a library built on top of Apache Spark for defining "unit tests for data", which measure data quality in large datasets.
- chipsalliance/rocket-chip - Rocket Chip Generator
- xxf098/shadowsocksr-v2ray-trojan-android - A simple client for Android
- spark-jobserver/spark-jobserver - REST job server for Apache Spark
- twitter/util - Wonderful reusable code from Twitter
- scalatra/scalatra - Tiny Scala high-performance, async web framework, inspired by Sinatra
- slick/slick - Slick (Scala Language Integrated Connection Kit) is a modern database query and access library for Scala
- lagom/lagom - Reactive Microservices for the JVM
- scala-exercises/scala-exercises - The easy way to learn Scala.
- com-lihaoyi/Ammonite - Scala Scripting
- spotify/scio - A Scala API for Apache Beam and Google Cloud Dataflow.
- http4s/http4s - A minimal, idiomatic Scala interface for HTTP
- softwaremill/elasticmq - In-memory message queue with an Amazon SQS-compatible interface. Runs stand-alone or embedded.
- spray/spray - A suite of scala libraries for building and consuming RESTful web services on top of Akka: lightweight, asynchronous, non-blocking, actor-based, testable
- circe/circe - Yet another JSON library for Scala
- typelevel/fs2 - Compositional, streaming I/O library for Scala
- geekyouth/SZT-bigdata - 深圳地铁大数据客流分析系统🚇🚄🌟
- twitter/algebird - Abstract Algebra for Scala
- twitter/finatra - Fast, testable, Scala services built on TwitterServer and Finagle
- salesforce/TransmogrifAI - TransmogrifAI (pronounced trăns-mŏgˈrə-fī) is an AutoML library for building modular, reusable, strongly typed machine learning workflows on Apache Spark with minimal hand-tuning
- com-lihaoyi/mill - Mill is a fast JVM build tool that supports Java and Scala. 2-4x faster than Gradle and 5-10x faster than Maven for common workflows, Mill aims to make your project’s build process performant, maintainable, and flexible
- typelevel/doobie - Functional JDBC layer for Scala.
- zio/zio-quill - Compile-time Language Integrated Queries for Scala
- scalameta/metals - Scala language server with rich IDE features 🚀
- pocorall/scaloid - Scaloid makes your Android code easy to understand and maintain.
- joernio/joern - Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc
- metarank/metarank - A low code Machine Learning personalized ranking service for articles, listings, search results, recommendations that boosts user engagement. A friendly Learn-to-Rank engine
- coursier/coursier - Pure Scala Artifact Fetching
- typelevel/cats-effect - The pure asynchronous runtime for Scala
- sangria-graphql/sangria - Scala GraphQL implementation
- datastax/spark-cassandra-connector - DataStax Connector for Apache Spark to Apache Cassandra
- typelevel/scalacheck - Property-based testing for Scala
- monix/monix - Asynchronous, Reactive Programming for Scala and Scala.js.
- typelevel/spire - Powerful new number types and numeric abstractions for Scala.
- foundweekends/giter8 - a command line tool to apply templates defined on GitHub
- riscv-boom/riscv-boom - SonicBOOM: The Berkeley Out-of-Order Machine
- fthomas/refined - Refinement types for Scala
- SpinalHDL/SpinalHDL - Scala based HDL
- optics-dev/Monocle - Optics library for Scala
- japgolly/scalajs-react - Facebook's React on Scala.JS
- Philippus/elastic4s - 🔍 Elasticsearch Scala Client - Reactive, Non Blocking, Type Safe, HTTP Client
- finagle/finch - Scala combinator library for building Finagle HTTP services
- sbt/sbt-native-packager - sbt Native Packager
- MightyPirates/OpenComputers - Home of the OpenComputers mod for Minecraft.
- almond-sh/almond - A Scala kernel for Jupyter
- typelevel/skunk - A data access library for Scala + Postgres.
- ThoughtWorksInc/Binding.scala - Reactive data-binding for Scala
- GravityLabs/goose - Html Content / Article Extractor in Scala - open sourced from Gravity Labs
- combust/mleap - MLeap: Deploy ML Pipelines to Production
- pureconfig/pureconfig - A boilerplate-free library for loading configuration files
- json4s/json4s - JSON library
- pathikrit/better-files - Simple, safe and intuitive Scala I/O
- vkostyukov/scalacaster - Purely Functional Algorithms and Data Structures in Scala
- softwaremill/sttp - The Scala HTTP client you always wanted!
- scalameta/scalafmt - Code formatter for Scala
- apache/carbondata - High performance data store solution
- filodb/FiloDB - Distributed Prometheus time series database
- mauricio/postgresql-async - Async, Netty based, database drivers for PostgreSQL and MySQL written in Scala
- mesos/spark - Lightning-fast cluster computing in Java, Scala and Python.
- akka/alpakka-kafka - Alpakka Kafka connector - Alpakka is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Akka.
- kamon-io/Kamon - Distributed Tracing, Metrics and Context Propagation for applications running on the JVM
- softwaremill/tapir - Rapid development of self-documenting APIs
- TheHive-Project/Cortex - Cortex: a Powerful Observable Analysis and Active Response Engine
- scalapb/ScalaPB - Protocol buffer compiler for Scala.
- PkmX/lcamera - A camera app using the new camera2 API in Android Lollipop
- softwaremill/macwire - Zero-cost, compile-time, type-safe dependency injection library.
- lift/framework - Lift Framework
- scalikejdbc/scalikejdbc - A tidy SQL-based DB access library for Scala developers. This library naturally wraps JDBC APIs and provides you easy-to-use APIs.
- akka/alpakka - Alpakka is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Akka.
- sbt/sbt-dependency-graph - sbt plugin to create a dependency graph for your project
- twitter/rsc - Experimental Scala compiler focused on compilation speed
- ACINQ/eclair - A scala implementation of the Lightning Network.
- apache/pekko - Build highly concurrent, distributed, and resilient message-driven applications using Java/Scala
- JetBrains/intellij-scala - Scala plugin for IntelliJ IDEA
- lloydmeta/enumeratum - A type-safe, reflection-free, powerful enumeration implementation for Scala with exhaustive pattern match warnings and helpful integrations.
- seveniruby/AppCrawler - 基于appium的app自动遍历工具
- lihaoyi/Metascala - A JVM written in Scala
- scalalandio/chimney - Scala library for boilerplate-free, type-safe data transformations
- wavesplatform/Waves - ⛓️ Reference Waves Blockchain Node (client) implementation on Scala
- scalatest/scalatest - A testing tool for Scala and Java developers
- scala/scala-async - An asynchronous programming facility for Scala
- scala-steward-org/scala-steward - 🤖 A bot that helps you keep your projects up-to-date
- tumblr/colossus - I/O and Microservice library for Scala
- scalameta/scalameta - Library to read, analyze, transform and generate Scala programs
- com-lihaoyi/fastparse - Writing Fast Parsers Fast in Scala
- jacksu/utils4s - scala、spark使用过程中,各种测试用例以及相关资料整理
- wartremover/wartremover - Flexible Scala code linting tool
- TheAlgorithms/Scala - All Algorithms implemented in Scala
- pauljamescleary/scala-pet-store - An implementation of the java pet store using FP techniques in scala
- outworkers/phantom - Schema safe, type-safe, reactive Scala driver for Cassandra/Datastax Enterprise
- bigdatagenomics/adam - ADAM is a genomics analysis platform with specialized file formats built using Apache Avro, Apache Spark, and Apache Parquet. Apache 2 licensed.
- broadinstitute/cromwell - Scientific workflow engine designed for simplicity & scalability. Trivially transition between one off use cases to massive scale production environments
- lihaoyi/scala.rx - An experimental library for Functional Reactive Programming in Scala
- spray/spray-json - A lightweight, clean and simple JSON implementation in Scala
- scalaj/scalaj-http - Simple scala wrapper for HttpURLConnection. OAuth included.
- h2oai/sparkling-water - Sparkling Water provides H2O functionality inside Spark cluster
- ghostdogpr/caliban - Functional GraphQL library for Scala
- eaplatanios/tensorflow_scala - TensorFlow API for the Scala Programming Language
- typelevel/simulacrum - First class syntax support for type classes in Scala
- typelevel/squants - The Scala API for Quantities, Units of Measure and Dimensional Analysis
- lightbend-labs/scala-logging - Convenient and performant logging library for Scala wrapping SLF4J.
- scalacenter/bloop - Bloop is a build server and CLI tool to compile, test and run Scala fast from any editor or build tool.
- wzhe06/SparkCTR - CTR prediction model based on spark(LR, GBDT, DNN)
- ReactiveX/RxScala - RxScala – Reactive Extensions for Scala – a library for composing asynchronous and event-based programs using observable sequences
- typelevel/frameless - Expressive types for Spark.
- Antox/Antox - Android client for Project Tox - Secure Peer to Peer Messaging
- nscala-time/nscala-time - A new Scala wrapper for Joda Time based on scala-time
- ReactiveMongo/ReactiveMongo - 🍃 Non-blocking, Reactive MongoDB Driver for Scala
- spray/sbt-revolver - An SBT plugin for dangerously fast development turnaround in Scala
- tminglei/slick-pg - Slick extensions for PostgreSQL
- scala/pickling - Fast, customizable, boilerplate-free pickling support for Scala
- scalacenter/scalafix - Refactoring and linting tool for Scala
- eligosource/eventsourced - A library for building reliable, scalable and distributed event-sourced applications in Scala
- softwaremill/quicklens - Modify deeply nested case class fields
- mohiva/play-silhouette - Silhouette is an authentication library for Play Framework applications that supports several authentication methods, including OAuth1, OAuth2, OpenID, CAS, 2FA, TOTP, Credentials, Basic Authentication or custom authentication schemes.
- precog/matryoshka - Generalized recursion schemes and traversals for Scala.
- scodec/scodec - Scala combinator library for working with binary data
- playframework/play-slick - Slick Plugin for Play
- zio/zio-http - A next-generation Scala framework for building scalable, correct, and efficient HTTP clients and servers
- twitter/scrooge - A Thrift parser/generator
- etaty/rediscala - Non-blocking, Reactive Redis driver for Scala (with Sentinel support)
- sbt/sbt-jmh - "Trust no one, bench everything." - sbt plugin for JMH (Java Microbenchmark Harness)
- twitter-archive/ostrich - A stats collector & reporter for Scala servers (deprecated)
- ThoughtWorksInc/DeepLearning.scala - A simple library for creating complex neural networks
- cb372/scalacache - Simple caching in Scala
- softwaremill/magnolia - Easy, fast, transparent generic derivation of typeclass instances
- gearpump/gearpump - Lightweight real-time big data streaming engine over Akka
- rtimush/sbt-updates - sbt plugin that can check Maven and Ivy repositories for dependency updates
- raquo/Laminar - Simple, expressive, and safe UI library for Scala.js
- com-lihaoyi/scalatags - ScalaTags is a small XML/HTML construction library for Scala.
- softwaremill/bootzooka - Simple project to quickly start developing a Scala-based microservice or web application, without the need to write login, user registration etc.
- theiterators/akka-http-microservice - Example of http (micro)service in Scala & akka-http
- plokhotnyuk/jsoniter-scala - Scala macros for compile-time generation of safe and ultra-fast JSON codecs + circe booster
- skinny-framework/skinny-framework - 🚝 "Scala on Rails" - A full-stack web app framework for rapid development in Scala
- seratch/AWScala - Using AWS SDK on the Scala REPL
- jdegoes/blueeyes - A lightweight Web 3.0 framework for Scala, featuring a purely asynchronous architecture, extremely high-performance, massive scalability, high usability, and a functional, composable design.
- marcus-drake/sbt-docker - Create Docker images directly from sbt
- etorreborre/specs2 - Software Specifications for Scala
- vegas-viz/Vegas - The missing MatPlotLib for Scala + Spark
- com-lihaoyi/requests-scala - A Scala port of the popular Python Requests HTTP client: flexible, intuitive, and straightforward to use.
- miguno/kafka-storm-starter - [PROJECT IS NO LONGER MAINTAINED] Code examples that show to integrate Apache Kafka 0.8+ with Apache Storm 0.9+ and Apache Spark Streaming 1.1+, while using Apache Avro as the data serialization format.
- sksamuel/avro4s - Avro schema generation and serialization / deserialization for Scala
- sirthias/parboiled2 - A macro-based PEG parser generator for Scala 2.10+
- ruippeixotog/scala-scraper - A Scala library for scraping content from HTML pages
- com-lihaoyi/upickle - uPickle: a simple, fast, dependency-free JSON & Binary (MessagePack) serialization library for Scala
- unfiltered/unfiltered - A toolkit for servicing HTTP requests in Scala
- oleg-py/better-monadic-for - Desugaring scala
for
without implicitwithFilter
s - LucaCanali/sparkMeasure - This is the development repository for sparkMeasure, a tool and library designed for efficient analysis and troubleshooting of Apache Spark jobs. It focuses on easing the collection and examination of Spark metrics, making it a practical choice for both developers and data engineers.
- tototoshi/scala-csv - CSV Reader/Writer for Scala
- com-lihaoyi/os-lib - OS-Lib is a simple, flexible, high-performance Scala interface to common OS filesystem and subprocess APIs
- scallop/scallop - a simple Scala CLI parsing library
- scalastyle/scalastyle - scalastyle
- scalafx/scalafx - ScalaFX simplifies creation of JavaFX-based user interfaces in Scala
- ochrons/scalajs-spa-tutorial - Tutorial for creating a simple Single Page Application in ScalaJS
- jwt-scala/jwt-scala - JWT support for Scala. Bonus extensions for Play, Play JSON, Json4s, Circe, uPickle, Spray and Argonaut
- lichess-org/scalachess - Chess API written in scala. Immutable and free of side effects.
- TouK/nussknacker - Low-code tool for automating actions on real time data | Stream processing for the users.
- scala/scala-parser-combinators - simple combinator-based parsing for Scala. formerly part of the Scala standard library, now a separate community-maintained module
- shadaj/slinky - Write Scala.js React apps just like you would in ES6
- sbt/sbt-release - A release plugin for sbt
- deanwampler/programming-scala-book-code-examples - The code examples used in Programming Scala, 2nd and 3rd Editions (O'Reilly)
- bkirwi/decline - A composable command-line parser for Scala.
- suzaku-io/diode - Scala library for managing immutable application model
- PurpleKingdomGames/indigo - An FP game engine for Scala.
- testcontainers/testcontainers-scala - Docker containers for testing in scala
- chandu0101/sri - Build truly native cross platform (web,ios,android) apps using scalajs and react, react-native ,This project moved to new organization : https://github.com/scalajs-react-interface/sri#sri, new chat room : https://gitter.im/scalajs-react-interface/sri
- wvlet/airframe - Essential Building Blocks for Scala
- gvolpe/trading - 💱 Trading application written in Scala 3 that showcases an Event-Driven Architecture (EDA) and Functional Programming (FP)
- 7mind/izumi - Productivity-oriented collection of lightweight fancy stuff for Scala toolchain
- frees-io/freestyle - A cohesive & pragmatic framework of FP centric Scala libraries
- dehun/learn-fp - learn-by-doing course/tutorial for functional programming on scala
- twitter/chill - Scala extensions for the Kryo serialization library
- scalate/scalate - Scalate is a Scala based template engine which supports HAML, Mustache and JSP, Erb and Velocity style syntaxes.
- AbsaOSS/spline - Data Lineage Tracking And Visualization Solution
- scalatron/scalatron - Scalatron, a multi-player programming game in which coders pit bot programs (written in Scala) against each other
- felixgborrego/simple-docker-ui - Native Docker UI implemented using Scala.js and React - DEPRECATED
- hseeberger/akka-http-json - Integrate some of the best JSON libs in Scala with Akka HTTP
- stanch/reftree - Automatically generated diagrams and animations for Scala data structures
- YotpoLtd/metorikku - A simplified, lightweight ETL Framework based on Apache Spark
- squeryl/squeryl - A Scala DSL for talking with databases with minimum verbosity and maximum type safety
- atnos-org/eff - Eff monad for cats - https://atnos-org.github.io/eff
- tpolecat/tut - doc/tutorial generator for scala
- fomkin/korolev - Single Page Applications running on the server side.
- qubole/sparklens - Qubole Sparklens tool for performance tuning Apache Spark
- scala-graph/scala-graph - Graph for Scala is intended to provide basic graph functionality seamlessly fitting into the Scala Collection Library. Like the well known members of scala.collection, Graph for Scala is an in-memory graph library aiming at editing and traversing graphs, finding cycles etc. in a user-friendly way.
- spark-examples/spark-scala-examples - This project provides Apache Spark SQL, RDD, DataFrame and Dataset examples in Scala language
- typelevel/cats-collections - Data structures for pure functional programming in Scala
- scalapy/scalapy - Use the world of Python from the comfort of Scala!
- factorie/factorie - FACTORIE is a toolkit for deployable probabilistic modeling, implemented as a software library in Scala. It provides its users with a succinct language for creating relational factor graphs, estimating parameters and performing inference.
- VirtusLab/scala-cli - Scala CLI is a command-line tool to interact with the Scala language. It lets you compile, run, test, and package your Scala code (and more!)
- getkyo/kyo - Toolkit for Scala Development
- playframework/twirl - Twirl is Play's default template engine
- jsuereth/scala-arm - This project aims to be the Scala Incubator project for Automatic-Resource-Management in the scala library
- argonaut-io/argonaut - Purely functional JSON parser and library in scala.
- kaitai-io/kaitai_struct_compiler - Kaitai Struct: compiler to translate .ksy => .cpp / .cs / .dot / .go / .java / .js / .lua / .nim / .php / .pm / .py / .rb
- hyperledger-labs/Scorex - Scorex 2.0 Core
- estatico/scala-newtype - NewTypes for Scala with no runtime overhead
- nulab/scala-oauth2-provider - OAuth 2.0 server-side implementation written in Scala
- com-lihaoyi/cask - Cask: a Scala HTTP micro-framework. Cask makes it easy to set up a website, backend server, or REST API using Scala
- gvolpe/pfps-shopping-cart - 🛒 The Shopping Cart application developed in the book "Practical FP in Scala: A hands-on approach"
- densh/scala-offheap - Experimental type-safe off-heap memory for Scala.
- wix-incubator/accord - Accord: A sane validation library for Scala
- scapegoat-scala/scapegoat - Scala compiler plugin for static code analysis
- scala-ide/scalariform - Scala source code formatter
- Stratio/sparta - Real Time Analytics and Data Pipelines based on Spark Streaming
- guardrail-dev/guardrail - Principled code generation from OpenAPI specifications
- outr/scribe - The fastest logging library in the world. Built from scratch in Scala and programmatically configurable.
- com-lihaoyi/sourcecode - Scala library providing "source" metadata to your program, similar to Python's name, C++'s LINE or Ruby's FILE.
- scalameter/scalameter - Microbenchmarking and performance regression testing framework for the JVM platform.
- markwinter/Antox - Scala android client for Project Tox - secure p2p messaging
- paulbutcher/ScalaMock - Native Scala mocking framework
- FasterXML/jackson-module-scala - Add-on module for Jackson (https://github.com/FasterXML/jackson) to support Scala-specific datatypes
- xebia-functional/fetch - Simple & Efficient data access for Scala and Scala.js
- xerial/sbt-pack - A sbt plugin for creating distributable Scala packages.
- scala-ide/scala-ide - Scala IDE for Eclipse
- fosskers/scalaz-and-cats - Usage examples and benchmarks between Scalaz and Cats (w/ Haskell ground-truth).
- cvogt/cbt - CBT - fun, fast, intuitive, compositional, statically checked builds written in Scala
- scala-text/scala_text - Scala学習用テキスト
- com-lihaoyi/utest - A simple testing framework for Scala
- rockymadden/stringmetric - 🎯 String metrics and phonetic algorithms for Scala (e.g. Dice/Sorensen, Hamming, Jaccard, Jaro, Jaro-Winkler, Levenshtein, Metaphone, N-Gram, NYSIIS, Overlap, Ratcliff/Obershelp, Refined NYSIIS, Refined Soundex, Soundex, Weighted Levenshtein).
- NICTA/scoobi - A Scala productivity framework for Hadoop.
- mpollmeier/gremlin-scala - [unmaintained] Scala wrapper for Apache TinkerPop 3 Graph DSL
- foundweekends/conscript - Scala at your command
- jberkel/android-plugin - An sbt plugin for Android development in Scala
- akka-js/akka.js - Akka, for Scala.js
- dlwh/epic - Archived Epic is a high performance statistical parser written in Scala, along with a framework for building complex structured prediction models.
- spotify/featran - A Scala feature transformation library for data science and machine learning
- nightscape/spark-excel - A Spark plugin for reading and writing Excel files
- slouc/concurrency-in-scala-with-ce - Introduction to concepts of asynchronous and concurrent programming in Scala, based on the Cats Effect library.
- outwatch/outwatch - The Functional and Reactive Web-Frontend Library for Scala.js
- Iltotore/iron - Strong type constraints for Scala
- lightbend-labs/mima - A tool for catching binary incompatibility in Scala
- build-server-protocol/build-server-protocol - Protocol for IDEs and build tools to communicate about compile, run, test, debug and more.
- zio/zio-prelude - A lightweight, distinctly Scala take on functional abstractions, with tight ZIO integration
- UdashFramework/udash-core - Scala framework for building beautiful and maintainable web applications.
- Eliah-Lakhin/papa-carlo - Constructor of incremental parsers in Scala
- xitrum-framework/xitrum - Async and clustered Scala web framework and HTTP(S) server
- spirom/LearningSpark - Scala examples for learning to use Spark
- softwaremill/akka-http-session - Web & mobile client-side akka-http sessions, with optional JWT support
- scala/scala-java8-compat - A Java 8 (and up) compatibility kit for Scala.
- LEGO/woof - A pure Scala 3 logging library with no reflection
- typelevel/jawn - Jawn is for parsing jay-sawn (JSON)
- stripe/rainier - Bayesian inference in Scala.
- pathikrit/scalgos - algorithms in scala
- scalacenter/scastie - An interactive playground for Scala
- whisklabs/docker-it-scala - Docker integration testing kit with Scala
- vmunier/play-scalajs.g8 - Giter8 template to get started with Play and Scala.js.
- akka/akka-grpc - Akka gRPC
- scalameta/munit - Scala testing library with actionable errors and extensible APIs
- dispatch/reboot - Scala wrapper for the Java AsyncHttpClient.
- erikvanoosten/metrics-scala - The scala API for Dropwizard's Metrics.
- scoverage/scalac-scoverage-plugin - Scoverage Scala Code Coverage Core Libs
- mbonaci/scala - Scala reference (as seen by Java developer)
- bot4s/telegram - Telegram Bot API Wrapper for Scala
- typelevel/Laika - Site and E-book Generator and Customizable Text Markup Transformer for sbt, Scala and Scala.js
- ReactiveMongo/Play-ReactiveMongo - 🍃 ReactiveMongo plugin for Playframework
- propensive/fury-old - A new build tool for JVM languages
- zio/zio-json - Fast, secure JSON library with tight ZIO integration.
- endpoints4s/endpoints4s - Describe HTTP endpoints in Scala and derive clients, servers, and documentation
- arainko/ducktape - Automatic and customizable compile time transformations between similar case classes and sealed traits/enums, essentially a thing that glues your code. Scala 3 only. Or is it duct 🤔
- iheartradio/play-swagger - Swagger spec generator for play framework
- vlovgr/ciris - Functional Configurations for Scala
- xerial/larray - Large off-heap arrays and mmap files for Scala and Java
- marconilanna/REPLesent - A neat little tool to build presentations using the Scala REPL
- getnelson/nelson - Automated, multi-region container deployment
- streaming-with-flink/examples-scala - Stream Processing with Apache Flink - Scala Examples
- scalawithcats/scala-with-cats - Source code for Scala with Cats
- scalameta/mdoc - Typechecked markdown documentation for Scala
- devsisters/shardcake - Sharding and location transparency for Scala
- typelevel/sbt-tpolecat - scalac options for the enlightened
- stripe-archive/brushfire - Distributed decision tree ensemble learning in Scala
- softwaremill/ox - Safe direct-style concurrency and resiliency for Scala on the JVM
- higherkindness/droste - recursion schemes for cats; to iterate is human, to recurse, divine
- dickwall/subcut - Scala Uniquely Bound Classes Under Traits
- matthiasn/sse-chat - Chat example app using Server Sent Events plus REST calls. Scala, Play Framework 2.3, AngularJS or React (alternatively).
- typelevel/algebra - Experimental project to lay out basic algebra type classes
- lihaoyi/autowire - Macros for simple/safe RPCs between Scala applications, including ScalaJS/ScalaJVM
- lemastero/scala_typeclassopedia - Abstractions from Category theory with simple description & implementation, links to further resources.
- alexandrnikitin/bloom-filter-scala - Bloom filter for Scala, the fastest for JVM
- typelevel/mouse - A small companion to cats
- tek/splain - better implicit errors for scala
- scala/legacy-svn-scala - OBSOLETE, we're over there:
- playframework/play-json - The Play JSON library
- tpolecat/atto - friendly little parsers
- tensil-ai/tensil - Open source machine learning accelerators
- groupon/sparklint - A tool for monitoring and tuning Spark jobs for efficiency.
- epfl-lara/stainless - Verification framework and tool for higher-order Scala programs
- bitcoin-s/bitcoin-s - Bitcoin Implementation in Scala
- mockito/mockito-scala - Mockito for Scala language
- softwaremill/retry - because you should never give up, at least not on the first try
- cakesolutions/scala-kafka-client - Scala helper modules for operating the Apache Kafka client library (0.9.x - 2.1.0)
- PurpleKingdomGames/tyrian - Elm-inspired Scala UI library.
- profunktor/redis4cats - 🔖 Redis client built on top of Cats Effect, Fs2 and Lettuce
- jmcardon/tsec - Type-safe general-cryptography library - https://jmcardon.github.io/tsec/
- disneystreaming/smithy4s - https://disneystreaming.github.io/smithy4s/
- nrinaudo/kantan.csv - CSV handling library for Scala
- spotify/ratatool - A tool for data sampling, data generation, and data diffing
- softwaremill/diffx - Pretty diffs for scala case classes
- jrudolph/pekko-http-scala-js-websocket-chat - An example app that integrates pekko-http and scala-js to implement a websocket chat
- twitter/scala_school2 - Scala School 2
- rockthejvm/scala-2-beginners - The official repository for the Rock the JVM Scala 2 for beginners course
- japgolly/scalacss - Super type-safe CSS for Scala and Scala.JS.
- bytedeco/javacv-examples - Examples of using JavaCV / OpenCV library on Java Virtual Machine
- opencypher/morpheus - Morpheus brings the leading graph query language, Cypher, onto the leading distributed processing platform, Spark.
- eed3si9n/scalaxb - scalaxb is an XML data binding tool for Scala.
- Baeldung/scala-tutorials - Supporting code for the tutorials on https://www.baeldung.com/scala
- xerial/sbt-sonatype - A sbt plugin for publishing Scala/Java projects to the Maven central.
- scala/scala3-example-project - An example sbt project that compiles using Dotty
- sbt/zinc - Scala incremental compiler library, used by sbt and other build tools
- psliwa/idea-composer-plugin - PhpStorm plugin that adds code completion in composer.json file
- ing-bank/baker - Orchestrate microservice-based process flows
- higherkindness/mu-scala - Mu is a purely functional library for building RPC endpoint based services with support for RPC and HTTP/2
- fun-cqrs/fun-cqrs - Fun.CQRS is a Scala CQRS/ES framework. It provides the basic blocks to build event driven aggregates with Event Sourcing.
- elodina/scala-kafka - Quick up and running using Scala for Apache Kafka
- softwaremill/kmq - Kafka-based message queue
- creativescala/doodle - Compositional vector graphics in Scala / Scala.JS
- typelevel/discipline - Flexible law checking for Scala
- typelevel/natchez - functional tracing for cats
- doriordan/skuber - A Scala Kubernetes client library
- notxcain/aecor - Pure functional event sourcing runtime
- mattpap/IScala - Scala backend for IPython
- aselab/scala-activerecord - ActiveRecord-like ORM library for Scala
- scanamo/scanamo - Simpler DynamoDB access for Scala
- scala-js/scala-js-dom - Statically typed DOM API for Scala.js
- typelevel/cats-tagless - Library of utilities for tagless final encoded algebras
- gnieh/diffson - A scala diff/patch library for Json
- fulcrumgenomics/fgbio - Tools for working with genomic and high throughput sequencing data.
- scalikejdbc/scalikejdbc-async - ScalikeJDBC Extension: Non-blocking APIs in the JDBC way
- valskalla/odin - Fast & Functional logger in Scala
- softwaremill/scala-clippy - Good advice for Scala compiler errors
- riy/degraph - Test and Visualize and Manage Dependencies of classes and packages in JVM Byte Code (think Scala and Java)
- akka/akka-persistence-jdbc - Asynchronously writes journal and snapshot entries to configured JDBC databases so that Akka Actors can recover state
- brikis98/ping-play - BigPipe streaming for the Play Framework
- thatdot/quine - Quine • a streaming graph • https://quine.io • Discord: https://discord.gg/GMhd8TE4MR
- lemonlabsuk/scala-uri - Simple scala library for building and parsing URIs
- typesafehub/zinc - ⛔️ [DEPRECATED] sbt's scala incremental compiler
- khipu-io/khipu - An enterprise blockchain platform based on Ethereum
- aws/sagemaker-spark - A Spark library for Amazon SageMaker.
- fwbrasil/activate - Abandoned: Pluggable persistence in Scala
- scalala/Scalala - Scalala has been superseded by dlwh/breeze. Scalala is a high performance numeric linear algebra library for Scala, with rich Matlab-like operators on vectors and matrices; a library of numerical routines; support for plotting.
- scala/scala-xml - The standard Scala XML library
- fthomas/crjdt - A conflict-free replicated JSON datatype (CRDT) in Scala
- alexarchambault/case-app - Type-level & seamless command-line argument parsing for Scala
- manub/scalatest-embedded-kafka - A library that provides an in-memory Kafka instance to run your tests against.
- garyaiki/Scala-Algorithms - Scala translations of Robert Sedgewick's Java Algorthms
- dispatch/classic - [UNSUPPORTED] Dispatch Classic. See dispatch/reboot for the modern Dispatch for Scala 2.11/2.12
- simerplaha/SwayDB - Persistent and in-memory key-value storage engine for JVM that scales on a single machine.
- fd4s/fs2-kafka - Functional Kafka Streams for Scala
- scala-hamsters/hamsters - A mini Scala utility library
- jonifreeman/sqltyped - Embedding SQL as an external DSL into Scala
- spotify/big-data-rosetta-code - Code snippets for solving common big data problems in various platforms. Inspired by Rosetta Code
- lihaoyi/Scalatex - Programmable, Typesafe Document Generation
- scaldi/scaldi - Lightweight Scala Dependency Injection Library
- scala-labs/scala-labs - A collection of hands-on programming exercises aimed at teaching you to program in Scala
- peregin/gps-overlay-on-video - Telemetry (GPS) data overlay on videos
- softwaremill/supler - Rapid Form Development library. Use your favourite JS frontend & Scala backend frameworks.
- mjakubowski84/parquet4s - Read and write Parquet in Scala. Use Scala classes as schema. No need to start a cluster.
- mongodb/mongo-scala-driver - Former repository of MongoDB Scala driver. Official Scala driver can now be found here: https://github.com/mongodb/mongo-java-driver
- krasserm/streamz - A combinator library for integrating Functional Streams for Scala (FS2), Akka Streams and Apache Camel
- BlueBrain/nexus - Blue Brain Nexus - A knowledge graph for data-driven science
- codahale/jerkson - [ABANDONED] The Scala applewood bacon to Jackson's chicken breast: JSON cordon bleu.
- typelevel/CT_from_Programmers.scala - Scala sample code for Bartosz Milewski's CT for Programmers
- monadless/monadless - Syntactic sugar for monad composition in Scala
- swagger-akka-http/swagger-akka-http - Support for generating Swagger REST API documentation for Akka-Http based services.
- scalaprops/scalaprops - property based testing library for Scala
- kyleu/boilerplay - Using the latest technology in the Scala ecosystem, Boilerplay is a reactive web application built on Play Framework, ScalaJS, Silhouette, Sangria/GraphQL, and PostgreSQL. It provides a good starting point for whatever you want to build.
- rockthejvm/scala-at-light-speed - The repository for the free Scala at Light Speed mini-course
- hbase-rdd/hbase-rdd - Spark RDD to read, write and delete from HBase
- scala/scala-dist - sbt project that packages the Scala distribution
- zio/zio-actors - A high-performance, purely-functional library for building, composing, and supervising typed actors based on ZIO
- kailuowang/henkan - A small library for converting between case classes.
- HairyFotr/linter - Static Analysis Compiler Plugin for Scala
- non/debox - Fast, deboxed, specialized data structures for Scala
- albuch/sbt-dependency-check - SBT Plugin for OWASP DependencyCheck. Monitor your dependencies and report if there are any publicly known vulnerabilities (e.g. CVEs). 🌈
- blemale/scaffeine - Thin Scala wrapper for Caffeine (https://github.com/ben-manes/caffeine)
- jorgeortiz85/scala-time - A Scala wrapper for Joda Time
- Tenchi2xh/Scurses - Scurses, terminal drawing API for Scala, and Onions, a Scurses framework for easy terminal UI
- scalad/LayIM - 基于HTML5 WebSocket的一款IM即时通讯软件,使用Gradle集成了Scala、SpringBoot、Spring MVC、Mybatis、Redis等,前端使用了LayIm框架
- playforscala/sample-applications - Sample applications that go with the book Play for Scala
- NET-A-PORTER/scala-uri - Simple scala library for building and parsing URIs
- rockthejvm/spark-essentials - The official repository for the Rock the JVM Spark Essentials with Scala course
- hedgehogqa/scala-hedgehog - Release with confidence, state-of-the-art property testing for Scala.
- sbt/sbt-scalariform - sbt plugin adding support for source code formatting using Scalariform
- Chymyst/curryhoward - Automatic code generation for Scala functions and expressions via the Curry-Howard isomorphism
- ThoughtWorksInc/each - A macro library that converts native imperative syntax to scalaz's monadic expressions
- ctongfei/nexus - Experimental tensor-typed deep learning
- mashupbots/socko - A Scala web server powered by Netty networking and AKKA processing.
- ghik/silencer - Scala compiler plugin for warning suppression
- DanielaSfregola/twitter4s - An asynchronous non-blocking Scala client for both the Twitter Rest and Streaming API
- ThoughtWorksInc/Dsl.scala - A framework to create embedded Domain-Specific Languages in Scala
- lampepfl/gears - A strawman for a low-level async library in Scala 3.
- foursquare/fsqio - A monorepo that holds all of Foursquare's opensource projects
- greencatsoft/scalajs-angular - AngularJS Binding for Scala.js
- scalameta/sbt-native-image - Plugin to generate native-image binaries with sbt
- propensive/contextual - Statically-checked string interpolation in Scala
- potigol/potigol - Linguagem Potigol - Linguagem de programação funcional moderna para iniciantes - A Functional Programming Language for Beginners
- playframework/play-mailer - Play mailer plugin
- mesosphere/chaos - A lightweight framework for writing REST services in Scala.
- com-lihaoyi/acyclic - Acyclic is a Scala compiler plugin to let you prohibit circular dependencies between files
- velvia/ScalaStorm - Harness the power and elegance of Scala with nathanmarz's Storm real-time system
- nbronson/scala-stm - A library-based Software Transactional Memory (STM) for Scala, coupled with transactional sets and maps
- nativelibs4java/ScalaCL - ScalaCL - run Scala on your GPU!
- makenowjust-labs/recheck - The trustworthy ReDoS checker
- scala-ts/scala-ts - 🔧 Scala datamodel transpiler
- raquo/Airstream - State propagation and event streams with mandatory ownership and no glitches
- fogus/baysick - An embedded Insane-specific Language for Scala implementing the BASIC programming language
- paypal/gimel - Big Data Processing Framework - Unified Data API or SQL on Any Storage
- twitter-archive/cassie - A Scala client for Cassandra
- jrudolph/json-lenses - A library to query and update JSON data in Scala.
- jaceklaskowski/scalania - Learn Scala by examples
- theiterators/reactive-microservices - Project showcasing different microservice communication styles using Scala, Akka, Play and other tools from Scala ecosystem
- cibotech/evilplot - A Scala combinator-based plotting library.
- altoo-ag/akka-kryo-serialization - Kryo-based serialization for Akka
- playframework/anorm - The Anorm database library
- zalando/grafter - Grafter is a library to configure and wire Scala applications
- traneio/arrows - High-performance Arrow and Task in Scala
- MAIF/otoroshi - Lightweight api management on top of a modern http reverse proxy
- alexarchambault/scalacheck-shapeless - Generation of arbitrary case classes / ADTs instances with scalacheck and shapeless
- portable-scala/sbt-crossproject - Cross-platform compilation support for sbt.
- scalacenter/scala-3-migration-guide - The Scala 3 migration guide for everyone.
- zio/zio-sql - Type-safe, composable SQL for ZIO applications
- tindzk/seed - Build tool for Scala projects
- sorm/sorm - A functional boilerplate-free Scala ORM
- codeport/scala - LascoDan(Korea Scala Group) scala study
- lihaoyi/workbench - Tooling around scala-js
- Azure/azure-event-hubs-spark - Enabling Continuous Data Processing with Apache Spark and Azure Event Hubs
- zio/zio-config - Easily use and document any config from anywhere in ZIO apps
- sjrd/scala-js-ts-importer - TypeScript Importer for Scala.js
- sirthias/scala-ssh - Remote shell access via SSH for your Scala applications
- sbt/sbt-fresh - sbt-plugin to create an opinionated fresh sbt project
- chrisokasaki/scads - Scala Algorithms and Data Structures
- SpinGo/op-rabbit - The Opinionated RabbitMQ Library for Scala and Akka
- VladKopanev/zio-saga - Purely Functional Transaction Management In Scala With ZIO
- input-output-hk/mantis - A Scala based client for Ethereum-like Blockchains.
- scala/scala-abide - obsolete; visit https://github.com/scalacenter/scalafix instead
- ShellRechargeSolutionsEU/akka-rabbitmq - RabbitMq client in Scala and Akka actors
- linkedin/isolation-forest - A distributed Spark/Scala implementation of the isolation forest algorithm for unsupervised outlier detection, featuring support for scalable training and ONNX export for easy cross-platform inference.
- 47degrees/github4s - A GitHub API wrapper written in Scala
- com-lihaoyi/fansi - Scala/Scala.js library for manipulating Fancy Ansi colored strings
- CleverCloud/pulsar4s - Idiomatic, typesafe, and reactive Scala client for Apache Pulsar
- agourlay/cornichon - Testing tool in Scala for HTTP JSON API
- debasishg/sjson - Scala Json with capabilities for Scala Object Serialization
- com-lihaoyi/PPrint - Pretty-printing value, types and type-signatures in Scala
- OlivierBlanvillain/monadic-html - Tiny DOM binding library for Scala.js
- sirthias/borer - Efficient CBOR and JSON (de)serialization in Scala
- playframework/play-ws - Standalone Play WS, an async HTTP client with fluent API
- dmurvihill/courier - send electronic mail with scala
- Comcast/ip4s - Defines immutable, safe data structures for describing IP addresses, multicast joins, socket addresses and similar IP & network related data types
- alexarchambault/plotly-scala - Scala bindings for plotly.js
- ScalablyTyped/Converter - Typescript to Scala.js converter
- FaKod/neo4j-scala - Scala wrapper for Neo4j Graph Database
- SandroGrzicic/ScalaBuff - the scala protocol buffers (protobuf) compiler
- nativelibs4java/Scalaxy - Compiler plugin goodies for Scala (continuation of non-OpenCL part of ScalaCL)
- timowest/scalagen - Java to Scala transformation
- concurrent-programming-in-scala/learning-examples - Code examples for the book Learning Concurrent Programming in Scala
- zio/zio-intellij - A companion IntelliJ IDEA plugin for the ZIO library ecosystem.
- spray/twirl - The Play framework Scala template engine, stand-alone and packaged as an SBT plugin
- PagerDuty/scheduler - A Scala library for scheduling arbitrary code to run at an arbitrary time.
- Qbeast-io/qbeast-spark - Qbeast-spark: DataSource enabling multi-dimensional indexing and efficient data sampling. Big Data, free from the unnecessary!
- playframework/play-scala-rest-api-example - Example Play Scala application showing REST API
- pablosmedina/ckite - CKite - A JVM implementation of the Raft distributed consensus algorithm written in Scala
- runarorama/scala-machines - A stream processing library for Scala
- outr/youi - Next generation user interface and application development in Scala and Scala.js for web, mobile, and desktop.
- Bayer-Group/cloudformation-template-generator - A type-safe Scala DSL for generating CloudFormation templates
- zio/zio-protoquill - Quill for Scala 3
- daizikaikou/learningSpark - 学习spark写的scala代码,工具使用的是IDEA2017.1.6,欢迎star
- oyvindberg/tui-scala - Beautiful Text-based User Interfaces for Scala
- creativescala/creative-scala - Quick, graphical, fun introduction to programming in Scala.
- nau/jscala - Scala macro that produces JavaScript from Scala code.
- danielkorzekwa/bayes-scala - Bayesian Networks in Scala
- boundary/scalang - Scalang is a scala wrapper that makes it easy to write services that interface with erlang.
- alephium/alephium - Reference client for Alephium protocol
- lihaoyi/workbench-example-app - An example application written in ScalaJS using scala-js-dom and scala-js-workbench
- debasishg/scala-redis-nb - Implementation of a non blocking Redis client in Scala using Akka IO
- scala/scala-collection-compat - makes some Scala 2.13 APIs (primarily collections, also some others) available on 2.11 and 2.12, to aid cross-building
- lunatech-labs/lunatech-scala2-to-scala3-course - Lunatech course - "Moving forward from Scala 2 to Scala 3"
- julianpeeters/avrohugger - Generate Scala case class definitions from Avro schemas
- heathermiller/progfun-stats - Visualize statistics from the MOOC "Functional Programming Principles in Scala" using Scala!
- tailhq/DynaML - Scala Library/REPL for Machine Learning Research
- scalameta/sbt-scalafmt - sbt plugin for Scalafmt
- opensourceteams/spark-scala-maven-2.4.0 - Spark2.4.0 学习笔记分享
- input-output-hk/scrypto - Cryptographic primitives for Scala
- Verizon/quiver - A reasonable library for modeling multi-graphs in Scala
- TomasMikula/libretto - Declarative concurrency and stream processing library for Scala
- ThoughtWorksInc/Compute.scala - Scientific computing with N-dimensional arrays
- scala/collection-strawman - Implementation of the new Scala 2.13 Collections
- zio/zio-keeper - A ZIO library for building distributed systems
- stryker-mutator/stryker4s - Mutation testing for Scala
- spirom/spark-streaming-with-kafka - Self-contained examples of Apache Spark streaming integrated with Apache Kafka.
- ShellRechargeSolutionsEU/ocpp - Open Charge Point Protocol
- scala/scala-parallel-collections - Parallel collections standard library module for Scala 2.13+
- rssh/scala-gopher - Implementation of CSP constructions (Communication Sequence Process, i.e. go-like channels) in scala
- cloudify/sPDF - Create PDFs from Scala using plain old HTML and CSS. Uses wkhtmltopdf on the back-end which renders HTML using Webkit.
- scalacenter/scaladex - The Scala Package Index
- josephguan/scala-design-patterns - Design patterns implemented in Scala.
- gvolpe/pfps-examples - 🏮 Standalone examples shown in the book "Practical FP in Scala: A hands-on approach"
- epfldata/squid - Squid – type-safe metaprogramming and compilation framework for Scala
- avast/scala-server-toolkit - Functional programming toolkit for building server applications in Scala.
- djspiewak/parseback - A Scala implementation of parsing with derivatives
- asdud/Bigdata_project - 电商大数据项目-推荐系统(java和scala语言)
- zalando-incubator/remora - Kafka consumer lag-checking application for monitoring, written in Scala and Akka HTTP; a wrap around the Kafka consumer group command. Integrations with Cloudwatch and Datadog. Authentication recently added
- kenbot/goggles - Pleasant, yet principled Scala optics DSL
- G-Research/spark-extension - A library that provides useful extensions to Apache Spark and PySpark.
- SidneyXu/AndroidDemoIn4Languages - Comparison among Java, Groovy, Scala, Kotlin in Android Development.
- playframework/play-scala-websocket-example - Example Play Scala application showing WebSocket use with Akka actors
- pathikrit/metarest - Scala macros to generate RESTful Models
- Algomancer/Full-Stack-Scala-Starter - Play 2.5, ScalaJS, Binding.scala starter project.
- vmunier/sbt-web-scalajs - SBT plugin to use Scala.js along with any sbt-web server.
- japgolly/scala-graal - Make usage of Graal features easy and safe from Scala. Also features Scala-based React SSR.
- AugustNagro/magnum - A 'new look' for database access in Scala
- liancheng/scalafix-organize-imports - A CI-friendly Scalafix semantic rule for organizing imports
- jto/validation - validation api extracted from play
- com-lihaoyi/scalasql - Scala ORM to query SQL databases from Scala via concise, type-safe, and familiar case classes and collection operations. Connects to Postgres, MySql, H2, and Sqlite out of the box
- typelevel/cats-effect-testing - Integration between cats-effect and test frameworks
- cequence-io/openai-scala-client - Scala client for OpenAI API
- typelevel/shapeless-3 - Generic programming for Scala
- lightbend/kafka-streams-scala - Thin Scala wrapper around Kafka Streams Java API
- zio/zio-nio - A small, unopinionated ZIO interface to NIO.
- trace4cats/trace4cats - Distributed app tracing implementation in pure scala using cats-effect
- stevej/scala-json - Scala JSON toolkit. Originally from the Odersky "Stairway" Book, tightened up and tests added by Twitter, Inc.
- pniederw/expecty - Power assertions (as known from Groovy and Spock) for the Scala language.
- lastland/scala-forklift - Type-safe data migration tool for Slick, Git and beyond.
- DanielaSfregola/random-data-generator - Random generator of test data in Scala based on Scalacheck and Shapeless
- com-lihaoyi/mainargs - A small, convenient, dependency-free library for command-line argument parsing in Scala
- typelevel/paiges - an implementation of Wadler's a prettier printer
- swoop-inc/spark-alchemy - Collection of open-source Spark tools & frameworks that have made the data engineering and data science teams at Swoop highly productive
- slack-scala-client/slack-scala-client - A scala library for interacting with the slack api and real time messaging interface
- MAIF/izanami - Izanami is a centralized versatile feature flag solution, well suited for micro service architectures.
- jpzk/mockedstreams - Scala DSL for Unit-Testing Processing Topologies in Kafka Streams
- eryk/squant - SQuant是使用scala语言编写的量化开发工具箱,提供开箱即用的A股股票数据和外汇数据(docker镜像),以及高效的回测框架与交易模块。方便Java/Scala爱好者进行量化投资研究。 QQ群:281599099,微信公众号:Python量化交易实战。对,我已经转python了。。。
- ceedubs/ficus - Scala-friendly companion to Typesafe config - moved to https://github.com/iheartradio/ficus
- Nycto/Hasher - A small Scala library for easily generating hashes (md5, sha1, sha256, sha512, crc32, bcrypt, hmacs, pbkdf2)
- jaspervz/todo-http4s-doobie - A sample project of a microservice using http4s, doobie, and circe.
- kubukoz/sup - Composable, purely functional healthchecks in Scala.
- japgolly/nyaya - Random Data Generation and/or Property Testing in Scala & Scala.JS.
- eligosource/eventsourced-example - A Scala web application demonstrating event-sourcing best practices
- xebia-functional/nine-cards-v2 - An Open Source Android Launcher built with Scala on Android
- mpilquist/Structures - Functional type classes for Scala
- hrj/abandon - 😌 Simple and Robust Accounting
- Verizon/knobs - A reasonable configuration library for Scala
- travisbrown/iteratee - Iteratees for Cats
- mDialog/smoke - Simple, asynchronous HTTP using Scala.
- sbt-doctest/sbt-doctest - Doctest for scala
- norbert-radyk/spoiwo - Scala POI Wrapper for the spreadsheet generation in Excel:
- jvican/dijon - A Dynamically Typed Scala Json Library
- lamdor/scala-koans - The Scala Koans
- bizreach-inc/play2-hands-on - Play2 + Slick / ScalikeJDBCを使ってWebアプリケーションを作成するハンズオンです。
- SystemFw/upperbound - A purely functional rate limiter
- rssh/dotty-cps-async - experimental CPS transformer for dotty
- monix/minitest - The super light testing library for Scala and Scala.js
- atware/scuruto - An internal knowledge sharing app
- Tapad/sbt-docker-compose - Integrates Docker Compose functionality into sbt (archived as unmaintained)
- SETL-Framework/setl - A simple Spark-powered ETL framework that just works 🍺
- harrah/browse - A Scala source code browser
- augustjune/canoe - Functional Telegram Bot API for Scala
- typesafehub/scalalogging - Convenient and performant logging in Scala
- qifun/stateless-future - Asynchronous programming in fully featured Scala syntax.
- nivanov/cosplay - 🕹 2D ASCII Game Engine for Scala3
- jdegoes/functional-scala - The repository for the Functional Scala workshop.
- ilya-klyuchnikov/tapl-scala - Code from the book "Types and Programming Languages" in Scala
- frees-io/iota - Fast [co]product types with a clean syntax. For Cats & Scalaz.
- bizzabo/diff - Visually compare Scala data structures with out of the box support for arbitrary case classes.
- pepegar/hammock - Purely functional HTTP client
- aztek/scala-workflow - Boilerplate-free syntax for computations with effects
- pelotom/effectful - A syntax for type-safe effectful computations in Scala
- makingthematrix/scalaonandroid - A tutorial and examples of how to write Android apps in Scala 2.13 and Scala 3.
- leobenkel/ZparkIO - Boiler plate framework to use Spark and ZIO together.
- j-mie6/parsley - A fast and modern parser combinator library for Scala
- zio/zio-logging - Powerful logging for ZIO 2.0 applications, with compatibility with many logging backends out-of-the-box.
- wiringbits/scala-webapp-template - A pragmatic skeleton to build web applications in Scala/Scala.js, including user registration, login, admin portal, and, deployments
- sbt/sbt-site - Site generation for sbt
- Philippus/sbt-dotenv - ⏺️ Dotenv implementation for Scala sbt builds. Configures environment for local development.
- axel22/Ctries - Scala implementation of the Ctrie datastructure.
- vinta/albedo - A recommender system for discovering GitHub repos, built with Apache Spark
- typelevel/otel4s - An OpenTelemetry library for Scala based on Cats-Effect
- scala-blitz/scala-blitz - Scala framework for efficient sequential and data-parallel collections -
- sbt/sbt-protobuf - sbt plugin for compiling protobuf files
- lightbend-labs/jardiff - A tool for comparing JAR files, including method bodies and Scala 2 pickled signatures
- typelevel/sbt-typelevel - Let sbt work for you.
- sirthias/swave - A lightweight Reactive Streams Infrastructure Toolkit for Scala.
- sentenza/PureCSV - A type-safe and boilerplate-free CSV library for Scala
- Log4s/log4s - High-performance SLF4J wrapper for Scala.
- kitlangton/neotype - A friendly newtype library for Scala 3
- ReactivePlatform/Pragmatic-Scala - Pragmatic Scala 中文版——《Scala实用指南》代码清单(包含 SBT 版本(切到sbt分支))
- Ichoran/thyme - Thyme is a microbenchmark utility for Scala. It includes Parsley, a (simple) local profiling tool.
- fwbrasil/bond - Type-level validation for Scala
- djspiewak/anti-xml - The scala.xml library has some very annoying issues. Time for a clean-room replacement!
- rjagerman/glint - Glint: High performance scala parameter server
- pbassiner/sbt-multi-project-example - sbt multi-project example
- pathikrit/sauron - Yet another Scala lens macro
- linkedin/LiFT - The LinkedIn Fairness Toolkit (LiFT) is a Scala/Spark library that enables the measurement of fairness in large scale machine learning workflows.
- folone/poi.scala - Excel meets scalaz
- spotify/magnolify - A collection of Magnolia add-on modules
- sjrd/scala-js-example-app - Example application built with Scala.js
- propensive/kaleidoscope - Statically-checked inline matching on regular expressions in Scala
- neotypes/neotypes - Scala lightweight, type-safe, asynchronous driver for neo4j
- kxbmap/configs - Scala wrapper for Typesafe config
- zio/zio-akka-cluster - ZIO wrapper for Akka Cluster
- mariussoutier/PlayBasics - Example code for my tutorial series about Play Framework 2.x
- KarelCemus/play-redis - Play framework 2 cache plugin as an adapter to redis-server
- inca/circumflex - [UNMAINTAINED] Circumflex — lightweight Scala-based Web application framework and ORM
- underscoreio/slickless - Support for shapeless HLists/Generics in Slick.
- oleg-py/meow-mtl - Next Level MTL for Scala
- jdegoes/lambdaconf-2014-introgame - Online material for the Introduction to Functional Game Programming with Scala workshop.
- fthomas/singleton-ops - Operations for primitive and String singleton types
- chandu0101/scalajs-react-components - Reusable scalajs-react components
- storm-enroute/coroutines - Scala coroutines implementation.
- scalajs-io/nodejs - This project provides Scala.js type-safe bindings for Node.js (current) v8.7.0 and LTS v6.11.4 APIs. The platform supports MEAN (MongoDB, Express, AngularJs, NodeJS), Cassandra, MySQL and many other npm projects.
- scala-exercises/exercises-scalatutorial - Exercises for the "Functional Programming Principles in Scala", part of the FP in Scala specialized program by EPFL.
- rockthejvm/scala-2-advanced - The Scala 2 version (old) of the Advanced Scala course
- tpunder/fm-sbt-s3-resolver - SBT Plugin that adds support for resolving and publishing using Amazon S3
- sstone/amqp-client - [THIS PROJECT HAS BEEN ARCHIVED AND IS NO LONGER MAINTAINED] Simple fault-tolerant AMQP client written in Scala and based on Akka and the RabbitMQ java client
- pheymann/typedapi - Build your web API on the type level.
- lucidsoftware/relate - Performant database access in Scala
- scala-exercises/exercises-stdlib - Scala Exercises' lessons for the standard library
- scala-records/scala-records - Labeled records for Scala based on structural refinement types and macros.
- justin-db/JustinDB - ⚛️ JustinDB is a highly available globally distributed key-value data store.
- theiterators/kebs - Scala library to eliminate boilerplate
- maxpumperla/ScalphaGoZero - An independent implementation of DeepMind's AlphaGoZero in Scala, using Deeplearning4J (DL4J)
- gkossakowski/kentuckymule - Limits of Scala typechecking speed
- delorum/scage - game engine written in Scala
- Chymyst/chymyst-core - Declarative concurrency in Scala - The implementation of the chemical machine
- zio/zio-direct - Direct-Style Programming for ZIO
- scala/scala-seed.g8 - Giter8 template for a simple hello world app in Scala.
- playframework/play-scala-isolated-slick-example - Example Play Slick Project
- vasnake/Principles-of-Reactive-Programming - Principles of Reactive Programming, Scala: assignments and other code from Coursera https://class.coursera.org/reactive-002
- spray/spray-can - A low-overhead, high-performance, fully async HTTP 1.1 server and client library implemented entirely in Scala on top of Akka
- Livestream/scredis - Non-blocking, ultra-fast Scala Redis client built on top of Akka IO, used in production at Livestream
- gothinkster/scala-play-realworld-example-app - Exemplary real world application built with Scala 2.13 & Play
- t3hnar/scala-bcrypt - Scala wrapper for jBcrypt + pom.xml inside
- svroonland/rezilience - ZIO-native utilities for making resilient distributed systems
- sparkling-graph/sparkling-graph - SparklingGraph provides easy to use set of features that will give you ability to proces large scala graphs using Spark and GraphX.
- retronym/macrocosm - Exploration of Scala macros
- regb/scala-game-library - Scala library for cross-platform 2D game development
- ca-archived/aeromock - Lightweight mock web application server
- bwmcadams/hammersmith - Pure asynchronous MongoDB Driver for Scala.
- youzan/gatling-dubbo - A gatling plugin for running load tests on Apache Dubbo(https://github.com/apache/incubator-dubbo) and other java ecosystem.
- schemasafe/troy - Type-safe and Schema-safe Scala wrapper for Cassandra driver
- prnicolas/ScalaMl - Project, source code and data files for 1st edition "Scala for Machine Learning"
- mybatis/scala - The Scala version of MyBatis SQL Mapper
- zio/zio-query - Add efficient pipelining, batching, and caching to any data source
- tofu-tf/typed-schema - Typelevel http service definition DSL
- scala-chart/scala-chart - Scala Chart Library
- oyvindberg/bleep - A bleeping fast scala build tool!
- lihaoyi/Scalite - An experimental whitespace-delimited syntax for the Scala programming language
- ElAlev/Wayeb - Wayeb is a Complex Event Processing and Forecasting (CEP/F) engine written in Scala.
- lucidsoftware/neo-sbt-scalafmt - Scalafmt SBT plugin
- krzemin/octopus - Scala library for boilerplate-free validation
- stripe/dagon - Tools for rewriting and optimizing DAGs (directed-acyclic graphs) in Scala
- coral-streaming/coral - Coral is a real-time analytics and data science platform. It transforms streaming events and extract patterns from data via RESTful APIs. Built on Scala, Akka, Cassandra and Spray.
- bplawler/crawler - Scala DSL for web crawling
- yawaramin/scala-modules - Experimental implementations of ML-style modules in Scala
- lichess-org/lila-ws - Lichess' websocket server
- davenverse/fuuid - Functional UUID's for Scala
- acrosa/scala-redis - A scala library for connecting to a redis server, or a cluster of redis nodes using consistent hashing on the client side.
- underscoreio/essential-macros - Examples of simple Scala Macros
- sbt-jib/sbt-jib - sbt version of sbt jib: https://github.com/GoogleContainerTools/jib
- Nutomic/ensichat - Project discontinued
- mkotsur/aws-lambda-scala - Writing AWS Lambdas in Scala
- miciek/grokkingfp-examples - All examples and exercises from the Grokking Functional Programming book
- marklister/product-collections - A very simple, strongly typed, scala framework for tabular data. A collection of tuples. A strongly typed scala csv reader and writer. A lightweight idiomatic dataframe / datatable alternative.
- 51zero/eel-sdk - Big Data Toolkit for the JVM
- sterglee/scalalab - ScalaLab: Efficient MATLAB like scientific computing for the Java platform with the current Scala 2.13. For Scala 3 the equivalent project is dottylab: https://github.com/sterglee/dottylab
- oracle/wookiee - Scala based lightweight service framework using zookeeper, gRPC, and other popular technologies.
- openmole/openmole - Workflow engine for exploration of simulation models using high throughput computing
- mikeyhu/scaladiagrams - Generate class diagrams from scala source code
- b-studios/scala-effekt - Extensible algebraic effects with handlers
- TimWSpence/cats-stm - A STM implementation for Cats Effect
- lihaoyi/hands-on-scala-js - Better documentation for Scala.js
- ebowman/api-first-hand - API-First bootstrapping tool for building RESTful web services from a Swagger/OpenAPI spec
- zio/zio-schema - Compositional, type-safe schema definitions, which enable auto-derivation of codecs and migrations.
- yareally/android-scala-intellij-no-sbt-plugin - Directions on how to create a Scala based project in Intellij IDEA without having to resort to additional plugins or external building that cripples the nice features of the IDE.
- xebia-functional/scala-android - Scala on Android Examples
- scredis/scredis - Non-blocking, ultra-fast Scala Redis client built on top of Akka IO.
- johanandren/futiles - The missing utils for working with Scala Futures
- erikerlandson/coulomb - coulomb: unit analysis for Scala
- zio/izumi-reflect - TypeTag without scala-reflect. Supports Scala 2 and Scala 3.
- vagmcs/Optimus - Optimus is a mathematical programming library for Scala.
- japgolly/test-state - Scala Test-State.
- ingoem/scala-react - Scala.react is a reactive programming library for Scala.
- crossroad0201/ddd-on-scala - DDD sample implementation by Scala.
- scapegoat-scala/sbt-scapegoat - sbt plugin for scapegoat scala static analysis plugin
- japgolly/clear-config - Scala FP configuration library with a focus on runtime clarity
- chiselverify/chiselverify - A dynamic verification library for Chisel.
- botkop/scorch - scorch is a deep learning framework in Scala inspired by PyTorch
- zio/zio-aws - Low level ZIO interface for the full AWS
- ucsc-vama/essent - high-performance RTL simulator
- scalastyle/scalastyle-sbt-plugin - scalastyle-sbt-plugin
- gaelrenoux/tranzactio - ZIO wrapper around Doobie and Anorm.
- evolution-gaming/scala-bootcamp - Scala Bootcamp
- xebia-functional/scala-days-android - Official Android app for Scala Days
- parapet-io/parapet - A purely functional library to build distributed and event-driven systems
- P7h/Spark-MLlib-Twitter-Sentiment-Analysis - 🌟 ✨ Analyze and visualize Twitter Sentiment on a world map using Spark MLlib
- leanovate/play-mockws - Mock WS client for Play Framework
- picnicml/doddle-model - 🍰 doddle-model: machine learning in Scala.
- finagle/featherbed - Asynchronous Scala HTTP client using Finagle, Shapeless and Cats
- archivesunleashed/aut - The Archives Unleashed Toolkit is an open-source toolkit for analyzing web archives.
- VirtusLab/iskra - Typesafe wrapper for Apache Spark DataFrame API
- Spinoco/fs2-http - Http Server and client using fs2
- mandubian/neurocat - From neural networks to the Category of composable supervised learning algorithms in Scala with compile-time matrix checking based on singleton-types
- com-lihaoyi/castor - Castor is a lightweight, typed Actor library for Scala and Scala.js
- CodelyTV/scala-ddd-example - λ🎯 Hexagonal Architecture + DDD + CQRS applied in Scala using Akka HTTP
- bokeh/bokeh-scala - Scala bindings for Bokeh plotting library
- scala/scala-swing - Scala wrappers for Java's Swing API for desktop GUIs
- RazorSh4rk/random-word-api - Simple scala rest api that serves random words
- kitlangton/scala-update - Update your Scala dependencies interactively
- fthomas/fs2-cron - FS2 streams based on cron expressions
- xored/scala-js-react - ScalaJS interface for Facebook React
- sief/play-guard - Play2 module for rate limiting, based on token bucket algorithm
- plokhotnyuk/actors - Evaluation of API and performance of different actor libraries
- julianpeeters/sbt-avrohugger - sbt plugin for generating Scala sources for Apache Avro schemas and protocols.
- jasongoodwin/authentikat-jwt - JWT Scala Implementation - Claims based auth for Scala.
- eed3si9n/treehugger - treehugger.scala is a library to code Scala programmatically.
- zio/zio-cli - Rapidly build powerful command-line applications powered by ZIO
- twitter/tormenta - Scala extensions for Storm
- scalacenter/scalac-profiling - Compilation profiling tool for Scala 2 projects
- paradigmatic/Configrity - Simple, immutable and flexible configuration library for scala.
- lolgab/snunit - Scala Native HTTP server based on NGINX Unit
- circe/circe-derivation - Fast type class instance derivation for Circe
- plokhotnyuk/rtree2d - RTree2D is a 2D immutable R-tree for ultra-fast nearest and intersection queries in plane and spherical coordinates
- jesseeichar/scala-io - Repository for work on Scala Standard Library I/O components
- darrenjw/scala-course - Scala for Statistical Computing and Data Science Short Course
- dwickern/scala-nameof - Get the name of an variable, function, class member, or type as a string--at compile-time!
- dwhjames/datomisca - Datomisca: a Scala API for Datomic
- Clustering4Ever/Clustering4Ever - C4E, a JVM friendly library written in Scala for both local and distributed (Spark) Clustering.
- yahoo/maha - A framework for rapid reporting API development; with out of the box support for high cardinality dimension lookups with druid.
- widok/widok - Reactive web framework for the JVM and Scala.js
- scalafx/scalafx-ensemble - scalafx ensemble
- mtkopone/scct - Scala Code Coverage Tool
- jodersky/akka-serial - Reactive serial communication library for Akka and Scala.
- blockchain-unica/blockapi - A general framework for blockchain analytics
- Kanaka-io/play-monadic-actions - A simple scala DSL to allow clean and monadic style for Play! Actions
- heathermiller/spores - Scala Spores, safe mobile closures.
- ashwinbhaskar/functional-way - Write small programs (eg -algorithms) in a functional way.
- SwissBorg/lithium - Lithium - A split-brain resolver for Akka-Cluster
- nafg/slick-migration-api - Schema manipulation dialects and DSL for Slick
- MemVerge/splash - Splash, a flexible Spark shuffle manager that supports user-defined storage backends for shuffle data storage and exchange
- kogecoo/dl4j-examples-scala - [NO LONGER MAINTAINED] a simple scala porting of https://github.com/deeplearning4j/dl4j-examples
- jleetutorial/scala-spark-tutorial - Project for James' Apache Spark with Scala course
- GravityLabs/HPaste - HBase DSL for Scala with MapReduce support
- chucheng92/SwordOffer - 🔥剑指offer题解(Java & Scala实现)
- VladKopanev/cats-saga - Purely Functional Transaction Management In Scala With Cats
- TyGuS/suslik - Synthesis of Heap-Manipulating Programs from Separation Logic
- STHSF/TextRank - 基于PageRank的TextRank方法, 可以应用于中文关键词、短语、摘要提取程序,代码使用Scala编写。
- sbt/sbt-jni - SBT Plugin to ease working with JNI
- sbt/flyway-sbt - An sbt plugin for Flyway database migration
- mDialog/scala-zeromq - Thread-safe ZeroMQ for Scala
- hmil/RosHTTP - Unified Scala.js + Scala HTTP client API
- henrikerola/scaladin - Scala API for Vaadin Framework
- dwhjames/aws-wrap - Asynchronous Scala Clients for Amazon Web Services
- xxxnell/flex - Probabilistic deep learning for data streams.
- VirtusLab/besom - Besom - a Pulumi SDK for Scala. Also, incidentally, a broom made of twigs tied round a stick. Brooms and besoms are used for protection, to ward off evil spirits, and cleansing of ritual spaces.
- loicdescotte/pureWebappSample - Minimal http4s + Doobie + ZIO + Circe Scala application to show how to build a purely functional web application in Scala.
- hussachai/play-scalajs-showcase - Play+Scala.js Showcase
- AnormCypher/AnormCypher - Neo4j Scala library based on Anorm in the Play Framework
- Sergey80/scala-samples - There are pieces of scala code that explain Scala syntax and related things - like what you can do with all this
- sbt/sbt-unidoc - sbt plugin to create a unified Scaladoc or Javadoc API document across multiple subprojects.
- kitlangton/zio-app - Quickly create and develop full-stack Scala apps with ZIO and Laminar.
- iheartradio/kanaloa - Make your service more resilient by providing protection against traffic oversaturation
- GrahamLea/scala-spring-hibernate-maven-webapp - [ARCHIVED] Code for kickstarting a webapp using Scala + Spring + Hibernate + Maven + Selenium WebDriver PageObject Web Tests
- ciren/cilib - Typesafe, purely functional Computational Intelligence
- camunda/feel-scala - FEEL parser and interpreter written in Scala
- alexkvak/teamcity-slack - TeamCity Slack plugin
- Ahnfelt/react4s - Production ready React wrapper for Scala.js - composable lifecycle - no memoization, no macros, no implicits.
- scalacenter/macros - Archived - Scala Macros
- sbt/sbt-jacoco - an sbt plugin for JaCoCo Code Coverage
- sameersingh/scalaplot - Library to plot graphs using a scala frontend, and various backends such as gnuplot, jfreegraph, matplotlib, etc.
- microsoft/scala_torch - Scala bindings for LibTorch
- exercism/scala - Exercism exercises in Scala.
- epfl-lara/ScalaZ3 - DSL in Scala for Constraint Solving with Z3 SMT Solver
- andyglow/scala-jsonschema - Scala JSON Schema
- vert-x3/vertx-lang-scala - Vert.x for Scala
- SidneyXu/JGSK - Java,Groovy,Scala,Kotlin 四种语言的特点对比
- paulgoldbaum/scala-influxdb-client - Asynchronous InfluxDB client for Scala
- joan38/kubernetes-client - A Kubernetes client for Scala
- circe/circe-config - Yet another Typesafe config Scala wrapper powered by circe
- MasseGuillaume/ScalaKata - Moved
- ktonga/reactive-turtle - Scala and Akka for kids. A Functional Programming approach for the well known LOGO.
- harana/search - Search everything, instantly.
- guillaumebort/scasm - A a dynamic x86_64 assembler in Scala — Code for the live coding session @ Devoxx france 2016
- foundweekends/pamflet - a publishing application for short texts
- eed3si9n/gigahorse - Gigahorse is an HTTP client for Scala with multiple backend support.
- ashwinbhaskar/scala-to-dotty - Dotty way of writing Scala 2 code
- alonsodomin/cron4s - Cross-platform CRON expression parsing for Scala
- zalando/beard - A lightweight, logicless templating engine, written in Scala and inspired by Mustache
- softwaremill/scala-common - Tiny independent libraries with a single purpose, often a single class
- nraychaudhuri/scalainaction - Code examples from scala in action book
- bsadeh/scalastic - scala driver for elasticsearch
- 47degrees/scalacheck-toolbox - A helping hand for generating sensible data with ScalaCheck
- underscoreio/essential-scala - Source code for Underscore's Essential Scala
- sonar-scala/sonar-scala - A free and open-source SonarQube plugin for static code analysis of Scala projects.
- scala-lms/tutorials - Tutorials on Lightweight Modular Staging
- lightbend-labs/scala-sculpt - Dependency extraction for Scala codebases, to aid in modularizing
- julienrf/scalm - Elm-inspired Scala library for writing web user interfaces
- gonmarques/slick-repo - CRUD Repositories for Slick based persistence Scala projects.
- ekrich/sconfig - Scala configuration library supporting HOCON for Scala, Java, Scala.js, and Scala Native
- bowler-framework/Bowler - RESTful Web Framework based on Scala, built on top of Scalatra & Scalate
- alexarchambault/ammonite-spark - Run spark calculations from Ammonite
- typelevel/spotted-leopards - Proof of concept for a cats-like library built using Dotty features
- ohnosequences/sbt-s3-resolver - ☁️Amazon S3-based resolver for sbt
- sbrunk/storch - GPU accelerated deep learning and numeric computing for Scala 3.
- rladstaetter/LogoRRR - A simple and straightforward log viewer that displays the events of interest in a clear and concise visual manner so that you can identify them faster.
- meetuparchive/archery - 2D R-Tree implementation in Scala
- armanbilge/calico - Pure, reactive UI library for Scala.js
- scalasummerschool/lectures - Learn Functional Programming in Scala
- okumin/akka-persistence-sql-async - A journal and snapshot store plugin for akka-persistence using RDBMS.
- mmolimar/kukulcan - A REPL for Apache Kafka
- JohnReedLOL/scala-trace-debug - Macro based print debugging. Locates log statements in your IDE.
- ing-bank/scruid - Scala + Druid: Scruid. A library that allows you to compose queries in Scala, and parse the result back into typesafe classes.
- vmunier/akka-http-scalajs.g8 - Giter8 template to get started with Akka HTTP and Scala.js.
- Thangiee/Freasy-Monad - Easy way to create Free Monad using Scala macros with first-class Intellij support.
- criteo/cuttle - An embedded job scheduler.
- zio/zio-telemetry - ZIO-powered OpenTelemetry library
- dyweb/scrala - Unmaintained 🐳 ☕ 🕷️ Scala crawler(spider) framework, inspired by scrapy, created by @gaocegege
- scala/scala-collection-contrib - community-contributed additions to the Scala 2.13 collections
- Katrix/AckCord - A Discord library for Scala using Akka
- gzoller/ScalaJack - Fast JSON parser/generator for Scala
- evolution-gaming/kafka-journal - Event sourcing journal implementation using Kafka as main storage
- abbruzze/kernal64 - A Scala Commodore 64, 128, VIC20, CBM2 and SuperCPU emulator
- mwunsch/handlebars.scala - A Scala implementation of the Handlebars templating language (a superset of Mustache).
- crobox/clickhouse-scala-client - Clickhouse Scala Client with Reactive Streams support
- ACINQ/bitcoin-lib - Simple bitcoin library written in Scala
- tethys-json/tethys - AST free JSON library for Scala
- smart-data-lake/smart-data-lake - Smart Automation Tool for building modern Data Lakes and Data Pipelines
- scalacenter/scala3-migrate - A tool to help migrating from Scala 2 to Scala 3
- playframework/scalatestplus-play - ScalaTest + Play
- lloydmeta/diesel - Boilerplate-free, zero-overhead Tagless Final / typed-final / Finally Tagless DSLs in Scala
- jsuereth/scala-in-depth-source - The source code for the Scala In Depth book.
- fancellu/scalajs-vue - Scala.js bindings for Vue.js and an example application
- zenecture/neuroflow - Artificial Neural Networks for Scala
- sbt/sbt-boilerplate - sbt plugin for generating scala.Tuple/Function related boilerplate code
- inoio/solrs - An async, non-blocking solr client for java/scala, providing a query interface like SolrJ
- debasishg/frdomain-extras - Additional accompaniment to Functional and Reactive Domain Modeling
- davidB/scala-archetype-simple - a simple maven archetype for project in scala
- bobye/neuron - Scala library for neural networks
- bioscala/bioscala - Bioinformatics for the Scala programming language
- agemooij/sbt-prompt - An SBT plugin for making your SBT prompt more awesome
- roboscala/sbt-robovm - An sbt plugin for iOS development in Scala
- nuttycom/xenomorph - Scala library for free applicative schemas capable of parsing/rendering sums-of-products data structures.
- carueda/tscfg - Boilerplate-free, type-safe access to configuration properties in Java and Scala
- stephentu/scala-sql-parser - SQL parser written using Scala's parser combinator library
- sparsetech/pine - Functional HTML5 and XML library for the Scala platform
- scalawarrior/scalawarrior - Game written in Scala for learning Scala.
- scalameta/metabrowse - Static site generator for code search with IDE features for Scala
- scala-jsonapi/scala-jsonapi - Scala support library for integrating the JSON API spec with Spray, Play! or Circe
- scala-ide/scala-ide-play2 - Play 2 support for Scala IDE
- scala-exercises/exercises-cats - Scala Exercises' lessons for the Cats library
- lihaoyi/scala-js-games - Some simple games ported to Scala-Js
- Kirill5k/mongo4cats - MongoDB Java client wrapper for Cats Effect & FS2 and ZIO
- ITV/scala-pact - A Scala implementation of CDC using the Pact standard
- holdenk/spark-validator - A library you can include in your Spark job to validate the counters and perform operations on success. Goal is scala/java/python support.
- chenkelmann/actuarius - A markdown processor for the JVM written in Scala.
- sisioh/scala-dddbase - Scala Library for Domain Driven-Design
- shadaj/scala-native-wasm - Running Scala in WebAssembly through Scala Native
- sake92/hepek - Typesafe HTML templates and static site generator in pure Scala
- monix/shade - Memcached client for Scala
- microsoft/Azure-Databricks-NYC-Taxi-Workshop - An Azure Databricks workshop leveraging the New York Taxi and Limousine Commission Trip Records dataset
- magarciaEPFL/scaladotnet - Scala SDK (compiler and standard library) for .NET
- gideondk/Raiku - A non-blocking - Akka IO driven - Riak client for Scala with a cute DSL
- fernandoracca/skeleton - Simple Scala project template
- suzaku-io/suzaku - Suzaku web UI framework for Scala
- OndraFiedler/spark-recommender - Scalable recommendation system written in Scala using the Apache Spark framework
- hanabix/config-annotation - A refactor-friendly way to use typesafe's config by scala macro annotation
- backuity/clist - Command Line Interface Scala Toolkit
- apache/sedona - A cluster computing framework for processing large-scale geospatial data
- tkawachi/sbt-doctest - Doctest for scala
- flyway/flyway-sbt - Flyway SBT plugin
- marcuslonnberg/sbt-docker - Create Docker images directly from sbt
- crealytics/spark-excel - A Spark plugin for reading and writing Excel files
- quaich-project/quaich - Scala Serverless Microframework for AWS Lambda, inspired by Amazon's Chalice (https://github.com/awslabs/chalice)
- tpolecat/doobie - Functional JDBC layer for Scala.
- EmergentOrder/onnx-scala - An ONNX (Open Neural Network eXchange) API and backend for typeful, functional deep learning and classical machine learning in Scala 3
- spaced/scala-js-d3 - d3 facade types for Scala.js
- Colisweb/scala-opentracing - A tracing library for Cats and Http4s, tailored for Opentracing tracers like Datadog and Jaeger
- EffectOrientedProgramming/book - Effect-Oriented Programming: Creating Reliable Systems with Scala 3 and ZIO 2
- scoverage/sbt-coveralls - sbt-plugin to upload sbt-scoverage reports to coveralls
- johnynek/inliner - scala macros to inline idiomatic scala for maximum performance
- aishfenton/Argus - Builds models from JSON Schemas
- vspiewak/twitter-sentiment-analysis - Streaming tweets with spark, language detection & sentiment analysis, dashboard with Kibana
- lightbend/mima - A tool for catching binary incompatibility in Scala
- swagger-api/swagger-scala-module - Swagger support for scala
- sksamuel/elastic4s - Elasticsearch Scala Client - Reactive, Non Blocking, Type Safe, HTTP Client
- apache/incubator-pekko - Build highly concurrent, distributed, and resilient message-driven applications using Java/Scala
- lloydmeta/schwatcher - File-watching library for Scala. Built on Java 7's WatchService, RxScala and Akka actors.
- lampepfl/dotty - The Scala 3 compiler, also known as Dotty.
- aloiscochard/scato - An exploration of purely functional library design in Scala.
- scullxbones/akka-persistence-mongo - Implementation of akka-persistence storage plugins for mongodb
- PaytmLabs/akka-batteries - Utilities for Akka cluster in production
- longevityframework/longevity - A Persistence Framework for Scala and NoSQL
- krasserm/akka-stream-eventsourcing - Event sourcing for Akka Streams
- hempalex/scala-impatient - My solutions for "Scala for the Impatient" exercises
- tristanjuricek/knockoff - A Markdown parser + object model in scala
- fralken/sbt-swagger-codegen - sbt Plugin for Scala code generation for Swagger specs
- openlawteam/openlaw-core - Shared Scala libraries for the OpenLaw project.
- lk-geimfari/awesomo - Cool open source projects. Choose your project and get involved in Open Source development now.
- polynote/uzhttp - Minimal HTTP server for Scala+ZIO
- 47degrees/nine-cards-v2 - An Open Source Android Launcher built with Scala on Android
- 47degrees/scala-android - Scala on Android Examples
- 47degrees/scala-days-android - Official Android app for Scala Days
- lampepfl/async - A strawman for a low-level async library in Scala 3
- SmartBackpacker/core - FP Scala Back-end of the Smart Backpacker App
- lunatech-labs/lunatech-scala-2-to-scala3-course - Lunatech course - "Moving forward from Scala 2 to Scala 3"
- Orkestra-Tech/orkestra - Functional DevOps with Scala and Kubernetes
- MasseGuillaume/ScalaKata2 - Interactive Playground
- swaldman/sbt-ethereum - An sbt-based solidity / scala development environment, and general command-line power tool, for Ethereum.
- outworkers/morpheus - Reactive type-safe Scala driver for SQL databases
- planet42/Laika - Site and E-book Generator and Customizable Text Markup Transformer for sbt, Scala and Scala.js
- sjrd/scala-js-actors - Actor system for Scala.js
- kclay/rethink-scala - Scala Driver for RethinkDB
- 47degrees/fetch - Simple & Efficient data access for Scala and Scala.js
- vigoo/prox - A Scala library for working with system processes
- tpolecat/skunk - A data access library for Scala + Postgres.
- tpolecat/natchez - functional tracing for cats
- fwbrasil/kyo - Algebraic effects for Scala 3
- xuwei-k/sbt-class-diagram - sbt plugin to create a class diagram
- chipsalliance/chisel3 - Chisel 3: A Modern Hardware Design Language
- wix/accord - Accord: A sane validation library for Scala
- jrudolph/akka-http-scala-js-websocket-chat - An example app that integrates akka-http and scala-js to implement a websocket chat
- scala/community-build - Scala 2 community build — a corpus of open-source repos built against Scala nightlies
- pbugnion/s4ds - Code samples for Scala for data science
- gphat/wabisabi - Scala Asynchronous ElasticSearch HTTP Client
- HouzuoGuo/schale - A subprocess interface for Scala
- schmitch/sbt-jib - sbt version of sbt jib: https://github.com/GoogleContainerTools/jib
- rudogma/scala-supertagged - Unboxed (multi-nested-)tagged + unboxed newtypes. Better and much friendlier alternative to AnyVals.
- ua-parser/uap-scala - Scala port of ua-parser
- scalafiddle/scalafiddle-editor - Web user interface for ScalaFiddle
- scalacenter/advisoryboard - Scala Center Advisory Board planning
- kailuowang/mainecoon - Transform and compose tagless final encoded algebras in scala
- btlines/pbdirect - Read/Write Scala objects directly to Protobuf with no .proto file definitions
- scala-ide/scala-worksheet - A Scala IDE plugin for a multi-line REPL (called worksheet)
- scala/jardiff - A tool for comparing JAR files, including method bodies and Scala 2 pickled signatures
- mgonto/factory_pal - A Scala framework for creating objects as test data. Say no to Mocks
- denisrosset/metal - Metal - fast unboxed data structures for Scala
- jcazevedo/moultingyaml - Scala wrapper for SnakeYAML
- neysofu/tyche - Statistics utilities for the JVM - in Scala!
- propensive/fury - A new build tool for JVM languages
- scalan/scalan - Generic framework for development of domain-specific compilers in Scala
- rklaehn/radixtree - A fast and generic immutable radix tree for scala
- bfil/scala-automapper - Hassle-free case class mapping!
- Stratio/khermes - A distributed fake data generator based in Akka.
- gnieh/fs2-data - streaming data parsing and transformation library
- scala/scala-module-dependency-sample - Depend on Scala modules like a pro
- rorygraves/ScalaClean - Full program static analysis for Scala
- JetBrains/intellij-scala-bundle - IntelliJ Scala Bundle - get started with Scala in a single click!
- lendup/fs2-blobstore - Minimal, idiomatic, stream-based Scala interface for key/value store implementations
- tonyskn/coursera-scala - My solutions to Coursera's "Functional Programming in Scala"
- lightbend/scala-logging - Convenient and performant logging library for Scala wrapping SLF4J.
- dream11/zio-http - A scala library to write Http apps.
- lightbend/scala-sculpt - Dependency extraction for Scala codebases, to aid in modularizing
- jvican/sbt-release-early - Opinionated sbt plugin to release your artifacts early, both on merge and via git tag.
- criteo/lolhttp - An HTTP Server and Client library for Scala.
- w11k/scalamodules - ScalaModules is an elegant and intuitive domain specific language for OSGi development written in the Scala programming language.
- takezoe/solr-scala-client - Solr Client for Scala
- dunnololda/scage - game engine written in Scala
- bmc/classutil - Scala-friendly, fast class-finder library (using ASM under the covers)
- KyleU/boilerplay - Using the latest technology in the Scala ecosystem, Boilerplay is a reactive web application built on Play Framework, ScalaJS, Silhouette, Sangria/GraphQL, and PostgreSQL. It provides a good starting point for whatever you want to build.
- DavidGregory084/sbt-tpolecat - scalac options for the enlightened
- NewMotion/akka-rabbitmq - RabbitMq client in Scala and Akka actors
- Tinkoff/typed-schema - Typelevel http service definition DSL
- CyberAgent/aeromock - Lightweight mock web application server
- NewMotion/ocpp - Open Charge Point Protocol
- meetup/archery - 2D R-Tree implementation in Scala
- compstak/KafkaStreams4s - Kafka Streams for Scala. Integrates KafkaStreams with the cats-effect ecosystem
- vivri/Adjective - Programming is an exercise in linguistics; spice-up Scala types with Adjective.
- ornicar/scalex - [abandoned] Hoogle-like documentation search engine, for scala
- mikolak-net/travesty - Diagram- and graph-generating library for Akka Streams
- bmc/grizzled-scala - A general-purpose library of miscellaneous stuff for Scala.
- vigoo/scalafxml - Bridging the gap between scalafx and FXML with generated proxies
- sirthias/scala-benchmarking-template - SBT template project for creating Scala (micro-)benchmarks based on Caliper
- shadaj/scalapy - Use the world of Python from the comfort of Scala!
- 47degrees/sbt-microsites - An sbt plugin to create awesome microsites for your project
- melrief/PureCSV - A type-safe and boilerplate-free CSV library for Scala
- mefellows/sbt-dotenv - Simple Dotenv implementation for Scala SBT Builds. Configures environment for local development.
- politrons/reactiveScala - Example of Features, Reactive and Pure functional programing in Scala
- ornicar/lila - ♞ lichess.org: the forever free, adless and open source chess server ♞
- ornicar/scalachess - Chess API written in scala. Immutable and free of side effects.
- scala-tsi/scala-tsi - Generate typescript interfaces from your scala classes
- rklaehn/abc - Array-based immutable collections for scala
- akisaarinen/rillit - Boilerplate-free Functional Lenses for Scala 2.10
- TinkoffCreditSystems/typed-schema - Typelevel http service definition DSL
- daviddenton/fintrospect - Implement fast, type-safe HTTP webservices for Finagle
- djspiewak/extreme-cleverness - A set of functional collections created, ported and modified for my tak at NE Scala 2011
- runarorama/Malakov - Markov Chains for Scala
- getquill/quill - Compile-time Language Integrated Queries for Scala
- streamxhub/streamx - Make Flink|Spark easier!!! The original intention of StreamX is to make the development of Flink easier. StreamX focuses on the management of development phases and tasks. Our ultimate goal is to build a one-stop big data solution integrating stream processing, batch processing, data warehouse and data laker.
- maxcellent/lamma - Lamma schedule generator for Scala is a professional schedule generation library for periodic schedules like fixed income coupon payment, equity deravitive fixing date generation etc.
- polynote/polynote - A better notebook for Scala (and more)
- potigol/Potigol - Linguagem Potigol - Linguagem de programação funcional moderna para iniciantes - A Functional Programming Language for Beginners
- xdotai/diff - Visually compare Scala data structures with out of the box support for arbitrary case classes.
- reibitto/command-center - A CLI-based launcher and general productivity tool.
- scala-js/scala-js-java-time - Scala.js implementation for java.time in JDK8
- agemooij/riak-scala-client - An easy to use, non-blocking, fast Scala client library for interacting with Riak.
- AtomicScala/atomic-scala-examples - Examples from the book "Atomic Scala" 2nd Edition by Bruce Eckel & Dianne Marsh
- intel-analytics/BigDL - BigDL: Distributed Deep Learning Framework for Apache Spark
- sksamuel/pulsar4s - Idiomatic, typesafe, and reactive Scala client for Apache Pulsar
- travisbrown/type-provider-examples - Macro-based type providers for Scala (examples)
- scala/scala-continuations - the Scala delimited continuations plugin and library