Authentication

285+ open-source auth tools — OAuth, SSO, passkeys, MFA, and session management. Alternatives to Auth0, Clerk, and Firebase Auth.

mongodb/kingfisher

A blazingly fast tool for secret detection and live validation across files, Git repos, S3, Jira, and Confluence

Authentication
securityscanningcloud
Visit → 871★
Phase

Open source platform for engineering teams to manage secrets and environment variables from development to production, with powerful integrations.

Authentication
self-hostedsecretsmanagement
Visit → 839★
Pangolin

Identity-aware VPN and proxy for remote access to anything, anywhere.

Authentication
identity-managementiotnat-traversal
Visit → 19594★
8mb.local

Browser-based video compressor

Authentication
self-hostedtunnellocal
Visit → 790★
Gotrue

An JWT based API for managing users and issuing JWT tokens.

Authentication
authenticationjwtproduction
Visit → 4345★
defguard

Enterprise Open Source SSO & WireGuard VPN with real 2FA/MFA

Authentication
wireguardvpnself-hosted
Visit → 2651★
Opencode Antigravity Auth

Enable Opencode to authenticate against Antigravity (Google's IDE) via OAuth so you can use Antigrav

Authentication
claudegeminigoogle
Visit → 9697★
Socialite

Laravel wrapper around OAuth 1 & OAuth 2 libraries.

Authentication
laraveloauth
Visit → 5741★
Scribejava

Simple OAuth library for Java

Authentication
javaoauthoauth2
Visit → 5470★
domcyrus/rustnet

Cross-platform network monitoring TUI with process identification via eBPF/PKTAP and deep packet inspection [](https://github.com/domcyrus/rustnet/actions/workflows/rust.yml) [](https://crates.io/crat

Developer Tools
networkserverrust
Visit →
Node Oidc Provider

OpenID Certified™ OAuth 2.0 Authorization Server implementation for Node.js

Authentication
authorizationauthorization-serverconnect
Visit → 3710★
Rauthy

OpenID Connect Single Sign-On Identity & Access Management

Authentication
authenticationoidcoauth2
Visit → 1023★
Compare tools: Lucia Auth vs keyper · keyper vs SSOReady · SSOReady vs Arctic