Ohloh.net is an awesome resource to discover and evaluate FOSS
projects. It is also a social networking site for FOSS developers.
Please show your support for Jitsi by adding it to your "stack".
Here is the entry for Jitsi: https://www.ohloh.net/p/Jitsi
Click on the button "I use this". You will need to create an account/login.
This will increase the odds of attracting more developers & users.
There are also some widgets