Open Source Alternatives to TeamSpeak

A voice communication platform that provides low latency audio and screen sharing for communities, gamers, and organizations. The software includes a client for voice and text messaging, a hierarchical permission system for server management, and AES-based encryption for secure communication. Users can deploy the software via self-hosted servers for total control over privacy and performance or use the official community hosting solution. The platform supports cross-platform connectivity via desktop and mobile applications for Android and iOS, and offers an SDK for product integration into other software. Key capabilities include 4K screen sharing at 60fps, advanced noise suppression, and the ability to create unlimited channels and sub-channels. It is used for real-time collaboration, gaming coordination, and professional communication within private networks. The system scales from small teams to large conferences with thousands of participants using a client-server architecture.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to TeamSpeak give you an option you fully own. You can self-host them, so your data stays on infrastructure you control. This page lists 1 open source alternative to TeamSpeak. The most popular is Mumble. It uses the BSD-3-Clause license and ships an official Docker image.