Audacity is a free and open-source digital audio editor and recording application software, available for Windows, macOS, Linux, and other Unix-like operating systems. As of December 6, 2022, Audacity is the most popular download at FossHub, with over 114.2 million downloads since March 2015. It was previously served by Google Code and SourceForge, where it was downloaded over 200 million times. It has been part of Muse Group since 2021. It is licensed under GPL-2.0 or later. Executables with VST3 support are licensed GPL-3-only to maintain license compatibility.