Self-hosted OAuth apps

Open-source Firebase alternative

Replaces Firebase

Modern AI chat framework with plugins and multimodality

Replaces ChatGPT

Open-source backend platform for building applications

Replaces Firebase, Supabase

Enhanced ChatGPT clone supporting many AI providers

Replaces ChatGPT, Poe

Open-source identity and access management for modern apps

Replaces Okta, Auth0

Open-source identity provider with proxy outpost

Replaces Okta, Auth0

Certified OAuth 2.0 and OpenID Connect server

Replaces Okta, Auth0

Open-source user authentication you can self-host

Replaces Auth0, Firebase Auth

Reverse proxy that adds authentication to any web app

Replaces Cloudflare Access

Cloud-native identity infrastructure with multi-tenancy built in

Replaces Auth0, Okta

Developer-friendly authentication and authorization platform

Replaces Auth0, Firebase Auth

UI-first identity and access management with SSO support

Replaces Auth0, Okta

Commenting system powered by GitHub Discussions

Replaces Disqus

Enterprise single sign-on server for web applications

Replaces Okta, Ping Identity

OpenID Connect identity provider with pluggable connectors

Replaces Okta, Auth0

Comments widget powered by GitHub issues

Replaces Disqus

Passkey-first authentication for modern applications

Replaces Auth0, Clerk

Simple OIDC provider that uses only passkeys

Replaces Auth0, Authelia

Simplest way to protect your apps with a login screen

Replaces Cloudflare Access

Privacy-focused lightweight commenting engine

Replaces Disqus

Modern, simple and secure identity management server

Replaces Active Directory, Okta

Identity-aware reverse proxy for zero-trust access

Replaces Cloudflare Access, BeyondCorp

Self-hosted file sharing alternative to WeTransfer

Replaces WeTransfer, Firefox Send

Open platform for collecting and voting on feedback

Replaces Canny, UserVoice

Certified OpenID Connect and OAuth 2.0 provider for Node.js

Replaces Auth0, Okta

Self-hosted pastebin powered by Git

Replaces GitHub Gist

SSO authentication helper for reverse proxies

Replaces Okta Access Gateway

Self-hosted SSO middleware for OAuth and OIDC

Replaces Cloudflare Access

The Rails application powering openstreetmap.org

Replaces Google Maps

Small JWT-based user authentication API service

Replaces Auth0

Minimal forward authentication service for Traefik

Replaces Cloudflare Access

SAML and OIDC SSO service bridging enterprise providers

Replaces Auth0, WorkOS

Authentication and authorization plugin for Caddy

Replaces Cloudflare Access

Open-source auth solution with a ready-made UI

Replaces Auth0, Firebase Authentication

Open-source authentication and user management server

Replaces Auth0, Firebase Auth

Web-based configuration portal for WireGuard

Replaces OpenVPN Access Server

Open-source game server management panel for many games

Replaces AMP, Multicraft

Self-hostable Gist alternative with a clean editor

Replaces GitHub Gist

Lightweight OpenID Connect provider written in Rust

Replaces Keycloak, Auth0

Self-hosted bookmark and link dashboard with tags

Replaces Raindrop.io

PHP implementation of SAML and identity federation

Replaces Okta, PingFederate

Markdown note-taking web app designed for simplicity

Replaces Obsidian, Notion

Open-source identity and access management server

Replaces Okta, ForgeRock

Cloud-native identity and access management platform

Replaces Okta, Auth0

Self-hosted multi-room chat with markdown and code blocks

Replaces Discord, Slack

Modern pastebin with folders, encryption, and an API

Replaces Pastebin.com, GitHub Gist

Open-source go-links for company shortcuts

Replaces Golinks, GoLinks.io

OAuth2 and OIDC authentication service for Matrix

Complete authentication and authorization platform

Replaces Auth0, Okta

Identity management and SSO portal for Kubernetes

Replaces Okta

Customizable login UI for the ZITADEL identity platform

Replaces Auth0 Universal Login

Web single sign-on and access management system

Replaces Okta, PingFederate

Identity provider for federated single sign-on

Replaces Okta, PingFederate

Open-source authentication broker for passwordless login

Replaces Auth0, Firebase Auth