Discord ~ Open Source & Multi-platform Chat


It’s time to ditch Skype and TeamSpeak. All-in-one voice and text chat for gamers that’s free, secure, and works on both your desktop and phone. Stop paying for TeamSpeak servers and hassling with Skype. Simplify your life.

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RAT ~ Open Source Audio Conferencing


The Robust Audio Tool (RAT) is an open-source audio conferencing and streaming application that allows users to participate in audio conferences over the internet. These can be between two participants directly, or between a group of participants on a common multicast group.

rat-4.3.00

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Sourceforge