With the SMS Retriever API, you can perform SMS-based user verification in your Android app automatically, without requiring the user to manually type verification codes, and without requiring any extra app permissions. When you implement automatic SMS verification in your app

Customizable PinView library for Android which supports Paste functionality as well.

Free OTP and watsapp campaign service so that you don't have to burn cash on OTP delivery and Watsapp Political or Ads Campaign , saving huge money by sending the one time password (OTP) and ads on watsapp providing good experience to users and target audiences with almost no delay and without worrying about low balances.

Cryptographic library

A React OTP fields package with minimal styles.

Create OTP Screen for Android

☎️ This is an OTP library that focuses more on the ui/ux of otp forms

A Python Library for the Arkesel API

OTP Library for filtering profanity in text

OTP-Pi is a server for sending SMS via HTTP, WebSocket and Message Broker protocols. Users can install OTP-Pi on the server with a static IP address that can be accessed by clients who will send SMS. In addition, users can also install OTP-Pi on servers with dynamic IP addresses. This server then accesses a websocket server, a Redis server, an M…

Library for OTP generation. Supports HOTPs and TOTPs.

Useful Erlang Functions Library

OTP Library for generating random strings.

A library that simplifies OTP input field implementation in your web applications.

Time-based one-time password for Delphi

Generating OTP one-time passwords in Swift.

This demo is of iOS based OTP Authentication, used to verify your mobile number with OTP (One Time Password).

A Library by which you can request OTP(one time password) to verify users. No need Account,Firebase console,Time,Money & even knowledge.

A One Time Password (OTP) library in C++, with QR code generation

Android OTP Activity xml layout UI and Java code