FusionAuth - Auth for any app. Get every feature. Deploy everywhere.
Auth for any app. FusionAuth's REST API quickly adds registration, login, MFA, SSO, user management, reporting, analytics and more in minutes. Secure, single-tenant, on-prem or private cloud identity, built for developers for easy integration anywhere.
FusionAuth HTTP server - Open-source non-blocking NIO Java HTTP Server
This is a full-featured HTTP server and client in plain Java without the use of any libraries. The client and server will use non-blocking NIO in order to provide the highest performance possible.
The server is further along than the client.