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RapidBay vs nefarious: catalog facts
RapidBay	nefarious
Free Free and open source under the MIT licence.	Free Free and open source under the GPL-3.0 licence.
Web, Self-hosted	Web, Self-hosted
Search, download and playback in one web interface Automatic conversion and subtitle download	Single app covering search, download, renaming and subtitles Quality profiles and keyword filters
Needs a separate Jackett or Prowlarr indexer for search Videos must download and convert before playback	Depends on Jackett and Transmission running alongside it No tagged releases
Self-hosted	Self-hosted
Open source	Open source
License: MIT	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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