OpenID/Connect, OAuth2, WS-Federation and SAML 2.0 server based on Duende IdentityServer and ITFoxtec Identity SAML 2.0 with its admin UI

FoxIDs is an identity service (IDS) that supports login, OAuth 2.0, OpenID Connect 1.0 and SAML 2.0.

Flexible OpenID Connect and OAuth 2.0 server-side implementation for modern ASP.NET projects

Enables Google external login setup for Virto Commerce Platform and Frontend

Plex backed Single Sign On

.NET 10 + Angular 21 + PostgreSQL JWT authentication template with optional Apache Superset integration (embedded dashboards, SSO, Row Level Security)

Use Authelia as an authorization and authentication backend for Jellyfin

Telegram Login Widget Authentication Plugin for Jellyfin

Rolling Your Own SSO demos with OpenIddict, showing how to build federated auth flows in ASP.NET Core.

This plugin allows users to sign in through an SSO provider (such as Google, Microsoft, or your own provider). This enables one-click signin.

MASA Auth is one of the most central features of the MASA Stack, responsible for permissions, menus, and users across all products. It encompasses single sign-on, user management, RBAC3, third-party platform integration, LDAP, and other enterprise-grade features.

Very simple SAML 2.0 consumer module for ASP.NET/C#

Jwt Token based authentication / authorization service implementation

Jwt Token authentication / auothorization client side implementation

Jwt Token based authentication/authorization shared library

.NET example applications - ASP.NET Core SAML and OIDC integration samples

OpenAM-.Net-Agent is an open-source web agent for .NET applications that enforces access policies, enabling secure single sign-on, authentication, and authorization. It integrates with OpenAM to protect resources on .NET web servers and applications.

Comprehensive ASP.NET sample with multi-tenant authentication, multiple identity providers (Azure AD, Google, Auth0), automated testing, and flexible storage options for secure, scalable web applications.

Avalonia .NET example for Casdoor

ASP.NET Core and Ubisecure SSO integration with OpenID Connect