The XSF is generously supported by the sponsors below, please visit their xmpp.org pages (linked below) and sites to say thank you.

If your organization would like to become an XSF sponsor, then please read about the benefits you’ll enjoy.


Tigase, Inc. is a leading provider of customized implementations of XMPP-based software. Written in Java, Tigase XMPP Server can run on any hardware supporting the Java Development Kit, and can easily scale from small single machine installations to millions of users on a clustered network (more about Tigase)

US Secure Hosting Center

USSHC is a privately owned underground secure colocation data center located in the rural Midwestern United States (more about USSHC).