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Mumble is an open source, low-latency, high quality voice chat software primarily intended for use while gaming.

Get Mumble

OS Stable Release Development Snapshot
Windows 1.2.10 1.3.0~713~g4d2d72e~snapshot
Windows x64 1.2.10 1.3.0~704~g6fe5547~snapshot
OS X 1.2.10 1.3.0~702~g4c16f25~snapshot
OS X (Universal, Legacy) 1.2.10 1.3.0~604~gad1ed22~snapshot
Ubuntu Stable Release PPA Snapshot PPA
iOS 1.3.0
Static Linux Server 1.2.10 1.3.0~713~g4d2d72e~snapshot
Static OS X Server 1.2.10 1.3.0~702~g4c16f25~snapshot

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News & Blog

  • 2015-07-10 Mumble 1.2.10
    The Mumble team has released version 1.2.10 of the Mumble VoIP application. Version 1.2.10 is a security release in the stable 1.2-series of Mumble. This release updates OpenSSL to 1.0.1p. This version of OpenSSL fixes "Alternative chains certificate forgery" . … Continue reading
  • 2015-06-11 Mumble 1.2.9
    The Mumble team has released version 1.2.9 of the Mumble VoIP application. Version 1.2.9 is a maintenance release in the stable 1.2-series of Mumble. This release contains a couple of bug fixes to the Mumble client and contains updates to … Continue reading

  • 2013-12-09 Mumble 1.2.3 and 1.2.4 released

    Obviously, you read it elsewhere by now. Sorry we forgot to publish news here on sourceforge for our past releases. We will try to do next time. :)

Our Blog News:
<a class="" href="" rel="nofollow">Mumble 1.2.3 released</a>
<a class="" href="" rel="nofollow">Mumble 1.2.4 released</a>

  • 2012-10-30 Mumble 1.2.2 Released
    Mumble just released version 1.2.2. This release introduces local caching of textures and comments, improved overlay quality including avatar support, ability to query for user information and much more.

For a complete list of new features, see



Tools used by Mumble

Mumble uses Qt, the Cross-Platform Rich Client Development Framework. Qt is used for cross-platform GUI, network and database functions.

Mumble's superior audio quality comes in large parts from Speex, a high quality voice codec and DSP library for echo cancellation and denoising.

Mumble has been analyzed with Klocwork source code analysis, the most accurate and comprehensive tool for finding critical programming errors and security vulnerabilities.

Murmur uses ZeroC Ice as a RPC framework, enabling flexible remote control

The static versions of Murmur are packaged with Magic Ermine