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 - [passwordless](https://passwordless.net) - Token-based authentication middleware for Express allowing authentication without passwords.
 - [Lockit](https://github.com/zemirco/lockit) - Full featured authentication solution for Express. Supports a variety of databases, predefined routes, email and two-factor authentication.
 - [Grant](https://github.com/simov/grant) - OAuth middleware for Express, Koa, and Hapi.
+- [CloudRail](https://github.com/CloudRail/cloudrail-si-node-sdk) - Unified API for social authentication (Facebook, Twitter, Slack, Instagram, …).
 
 
 ### Email