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Software · Video editing

Syng

Easily host karaoke events.

  • Completely free
  • Linux
  • Open source

Overview

Features described in its GitHub repository: web interface.

File formats mentioned: MP4 and WEBM.

Services and protocols mentioned: S3, Matrix and Mastodon.

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
  • “Syng.Rocks! is an all-in-one karaoke software, consisting of a backend server, a web frontend and a playback client.” — GitHub, 10 November 2026

At a glance

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

Its licence (AGPL-3.0+) 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

Syng is an easy-to-use karaoke software. Just start the client and let your users connect via their web browser. You can set up your own Syng server or simply use a publicly available one. Songs can be searched and played from YouTube, an S3 storage or your local machine. You can play a variety of file formats, such as mp3+cdg, webm, mp4, ...

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, source code, 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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