NextPGP is a elegant and powerful, modern online PGP tool built with Next.js. It can generate keys, manage keyrings, encrypt and decrypt messages securely and effortlessly.

A Python-based tool for encrypting and decrypting messages using the cryptography library's Fernet method. The program features a simple command-line interface and automatic secret key generation for secure data protection.

Swift library for DIDComm V2 protocol with message encryption/decryption, signing, DID authentication, and advanced routing for secure, decentralized communication.

It is a simple local tool for testing end-to-end encryption (E2EE) between two parties

Golang implementation of GlobalPlatform SCP03

A secure, anonymous, and decentralized messaging app using the Tor network. No registration, no personal information required. Perfect for privacy enthusiasts.

Secure and anonymous messaging application. Fully decentralized peer-peer and fully anonymous.

ChatGPT based AI assistant to add to your Signal conversations

Messaging App

Golang implementation of GlobalPlatform SCP02

TreeKEM Library in JavaScript, Focusing on Generalization

🔐 Secure, NIP-compliant magic link authentication for Nostr applications. Features encrypted DMs (NIP-04), multi-relay support, and i18n with RTL languages. Built with TypeScript for type-safe, passwordless authentication flows.

Messenger's client and server backend

PulseConnect: Simplifying Blood Donation. Connects donors, recipients, and blood banks seamlessly. Register, request, or organize donation camps effortlessly. Secure authentication ensures trust. Join us in saving lives.

Kalrav – Where Conversations Take Flight 🕊️💬 More than just a chat app, Kalrav lets voices find harmony 🎵, thoughts gain meaning 💭, and connections grow 🤝. With a sleek UI ✨, real-time messaging ⚡, and secure chats 🔒, every exchange feels fluid 🌊. Whether sharing quiet moments ☕ or vibrant discussions 🔥, let your words soar—free and heard✨

Esto es una app cliente-servidor en C++ que cifra mensajes con ChaCha20-Poly1305 y usa X25519 para el intercambio seguro de claves. Soporta comunicación bidireccional por TCP y configuración vía XML.

A Spring Boot-based Java application demonstrating the integration of Kafka for real-time message streaming, along with secure authentication using Spring Security and JWT. The application showcases Kafka producer and consumer functionality while ensuring secure access through role-based authentication.

StreamNet is a secure, real-time chat application designed for local network communications with integrated AI capabilities. Built with modern web technologies and a focus on security, StreamNet delivers a seamless, encrypted messaging experience tailored for your local network.

Cryptographically Secure Messaging App created with ALS, E2EE, and Digital Signature