Instantbird was not the only choice of the team developers, says Tor, as they had considered Pidgin and Adam Langley’s xmpp-client as well. But, as the Tor developer team had an experience working on the XUL (XML User Interface Language over which Tor Browser is built), they chose Mozilla’s Instantbird.
The Tor messenger boasts of Off-the-Record (OTR) messaging which will protect your identity. The Tor IM will encrypt and send the data through the reliable Tor network. Read to know more about Tor and how it maintains anonymity.
However, the developers are still working on parts of creating absolute anonymity, and therefore, had asked the users ‘not to rely heavily on the Tor Messenger’ for some time. The Tor IM developers are looking for feedbacks and have already started working on the updates.
Tor Messenger comes in different versions for the users of Windows, Mac and Linux. Get it here.