Invisionix Systems' portable Instant Messenger (IRSIM) uses PHP and mySQL. This Open Source program interacts with ICQ, MSN, AIM, Yahoo and Jabber IMs. It features database message buffers, login, a contact list, and message input/output windows.
PhoenixIM, Phoenix Instant Messenger, is an open-source instant messenger project. It features server and client software and a PHP package for online account managing. PhoenixIM needs MySQL and it is recommended to have a server with PHP.
The aim is to set up an instant messenger service (like ICQ, MSN,...) but totally in GPL licence. Server is written in Perl, the client side (GUI) in Java, and the submission form in PHP. See the README to know why poooms is different of others IM.
Team Talk is an Instant Messenger system that will have the power of Windows Messenger, Teamspeak, and Xfire combined. Allowing you talk to and join your friends in online games.
Unlimited organizations, 3 enterprise SSO connections, role-based access control, and pro MFA included. Dev and prod tenants out of the box.
Auth0's B2B Essentials plan gives you everything you need to ship secure multi-tenant apps. Unlimited orgs, enterprise SSO, RBAC, audit log streaming, and higher auth and API limits included. Add on M2M tokens, enterprise MFA, or additional SSO connections as you scale.