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zitadel

+66

ZITADEL - Identity infrastructure, simplified for you.

logto-io/logto

+58

🧑‍🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.

openssh-portable

+15

Portable OpenSSH

tuigreet

+14

Graphical console greeter for greetd

authgear-server

+12

Open source Auth0/Keycloak alternative. Passkeys, SSO, MFA, passwordless, biometric login. Self-hosted or cloud. Enterprise-ready for SaaS & mobile apps

SilentSDDM

+17

A very customizable SDDM theme.

fairyglade/ly

+9

A lightweight TUI (ncurses-like) display manager for Linux and BSD (mirror of https://codeberg.org/fairyglade/ly).

ory/kratos

+12

Headless cloud-native authentication and identity management written in Go. Scales to a billion+ users. Replace Homegrown, Auth0, Okta, Firebase with better UX and DX. Passkeys, Social Sign In, OIDC, Magic Link, Multi-Factor Auth, SMS, SAML, TOTP, and more. Runs everywhere, runs best on Ory Network.

supertokens-core

+6

Open source alternative to Auth0 / Firebase Auth / AWS Cognito