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Audacity 3.1.3

Free, open source, cross-platform audio software




The vitality index, as explicited in the guidelines for the acquisition and reuse of software for Italian PA, is calculated according to the following four main categories:

  • Code activity: the daily number of commits and merges;
  • Release history: the daily number of releases;
  • User community: the number of unique authors;
  • Longevity: the age of the project.

The ranges of every measure can be found in the vitality-ranges.yml file.

Development status: stable

Software functionality

audio editing

detailed information

Audacity 3.1.3

Last release 2021-12-23 (3.1.3)

Type of maintenance community

Technical contact

Audacity team

Extended description

Audacity is an easy-to-use, multi-track audio editor and recorder for Windows, macOS, GNU/Linux and other operating systems. Audacity is free, open source software.

Supported platforms

Audacity is a fast multi-track audio editor and recorder for:

  • Windows 7 and later

  • Macintosh OS X 10.6 and later

  • Linux/Unix and other *.nix-based systems

For older versions of Audacity that support older operating systems, see


For a fuller list of Audacity’s features please see the Features page of our Audacity website.

Supported file formats

Audacity supports several digital audio file formats with support for 24-bit and 32-bit sample formats as well as 16-bit. Supported formats include:

Sound manipulation and analysis

For sound analysis you may use the spectrogram mode or a spectrum analyzer window. Also Audacity has built-in effects and supports the following plug-ins (providing additional effects and processing):

All plug-ins except Nyquist and Vamp support real-time preview.

Advanced features

Advanced features include:

- Scrubbing

  • quickly navigate the waveform to find a particular event of interest

  • Spectral editing

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