Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.

Openfire - Openfire (formerly Wildfire) is a cross-platform instant messaging (IM) and groupchat server.

Basecamp - A simple and elegant project management system.

Prosody - Prosody is a modern flexible communications server for Jabber/XMPP written in Lua.

Wrike - Wrike is a flexible, scalable, and easy-to-use collaborative work management software that helps high-performance teams organize and accomplish their work. Try it now.

Matrix.org - Matrix is an open standard for decentralized persistent communication over IP.