Have you ever wanted to add a quick discussion service in your corporate environment or for your team? Twitter is an ideal choice, however, there are several constraints while choosing Twitter. StatusNet is an open source twitter clone which can be installed and run on your own web server.
StatusNet is the open source micro messaging platform that helps you share and connect in real-time within your own domain.
StatusNet provides an option to use a hosted solution, where everything is actually hosted on StatusNet servers.