Browse free open source Authentication software and projects for Windows below. Use the toggles on the left to filter open source Authentication software by OS, license, language, programming language, and project status.
Mature LDAP, LDIF and DSML client with i18n support.
Directory/File, DNS and VHost busting tool written in Go
Searches through git repositories for high entropy strings and secrets
Identity and access management for modern applications and services
Identity infrastructure, simplified for you
Secure Backend Server for Web, Mobile & Flutter Developers
A private certificate authority (X.509 & SSH) & ACME server
The Single Sign-On Multi-Factor portal for web apps
Two-Factor Authentication (2FA) client for Android + Wear OS
Open source APM: OpenTelemetry traces, metrics, and logs
Single Sign-On for Your Self-Hosted Universe
Two-factor authentication system
Transactional email magic link and One-Time Password (OTP)
Static file serving and directory listing
Zentyal is a Linux Small Business Server
A simple, personal OpenID provider written in PHP
nuBuilder Forte is a cloud database builder.
The cloud-native API gateway
IDaaS/IAM solution that can Auth to web and mobile applications