KeyAuth is an open source authentication system with cloud-hosted solutions available as well.

auth-request allows you to add access control to your HTTP services based on a subrequest to a configured HAProxy backend.

KeyAuth CPP Example

The NetAuth service itself.

Implementation of DDD, CQRS and Event Sourcing

KeyAuth C++ Library 1.3 API Endpoint

Transactional email magic link and One-Time Password (OTP) authentication platform. Sign up, log in, password resets, email verification, and more.

A framework agnostic authentication library based on PSR standards

Example for a linkvertise keysystem using KeyAuth's Seller API

Top-tier licensing system, very easy-to-use and free for .NET

An ongoing & curated collection of awesome AuthN+Z software, libraries and frameworks, best guidelines and technical resources and cool stuff about Authentication & Authorization & SSO & IAM

Soul auth and identity server

Firebase authentication App with light and dark theme

PHP Example For KeyAuth Authentication System

how to use Biometric Authentication in kotlin

Beyond Campus is a full-stack alumni engagement platform designed for graduates to reconnect, network, and celebrate their shared legacy. It features an alumni directory with advanced search, event management with registration tracking, a media gallery, and secure authentication.

Facebook login app in flutter

Warehouse API with microservice architecture

This is an example of microservices using Python Flask

🔐 A django rest authentication service backend that handles storage of users account and authentication of their identities.