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nefariousSonarr
Free

Free and open source under the GPL-3.0 licence.

 Free

Free and open source under the GPL. Indexers and Usenet providers you connect it to may…

Web, Self-hosted Windows, macOS, Linux, Self-hosted
  • Single app covering search, download, renaming and subtitles
  • Quality profiles and keyword filters
  • Scans an existing library and fills in missing episodes automatically
  • Upgrades files when a better quality release appears, without being asked
  • Depends on Jackett and Transmission running alongside it
  • No tagged releases
  • Useless on its own; it needs indexers and a download client
  • Indexers and Usenet access usually cost money
Self-hosted Downloadable app, Self-hosted
Open source Open source
License: GPL-3.0 License: GPL-3.0
Not stated if an account is needed No account needed
Not stated if it works offline Needs internet

Checked October 2, 2026

Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.