CASino is an easy to use Single Sign On (SSO) web application written in Ruby.

Various backends

CASino supports a wide range of different authentication sources such as an LDAP directory or an SQL database.

Wide support

CASino is 100% CAS compliant and supports various client platforms (including Ruby, Java, PHP, .NET, Apache and many more).


CASino automatically detects the user's preferred language and presents the appropriate interface.


  • External authentication sources (LDAP, SQL)
  • Two-factor authentication
  • Session-overview for logged-in users
  • Full localization support

Made with Love

  • Simple, modern design
  • Responsive
  • Fully customizable
  • Clean code base
  • Open source and 100% free (MIT License)


CASino is hand-crafted in Switzerland by N. Caspar, R. Schmid, and S. Sieg.