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Software · Audio & music

Ex Falso

Edit tags in your audio files.

  • Completely free
  • Linux
  • Open source

Overview

Features described in its Flathub listing: MIDI support.

File formats mentioned: MP3, FLAC, OGG and OPUS.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “MPEG-4 AAC, Monkeys Audio, WMA, SPC, MIDI.” — Flathub, 10 November 2026

At a glance

Ex Falso is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-2.0+) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • Commercial use allowed

About

Ex Falso is a tag editor with the same tag editing interface as Quod Libet. It lets you display and edit any tags you want in the file, for all the file formats it supports. Supported file formats include Ogg Vorbis/Opus/Speex/FLAC, MP3, FLAC, MOD/XM/IT, Musepack, Wavpack, MPEG-4 AAC, Monkeys Audio, WMA, SPC, MIDI.

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, publisher, licence, free status, platforms, commercial use, version) —
  • Facts collected from Official plan pages (pricing, licence, terms) (commercial use) —
  • Last technical check: 8 November 2026
  • Description from Flathub — AppStream (Flathub)

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