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SickGear vs nefarious: catalog facts
SickGear	nefarious
Best for: Home media server owners who want TV shows downloaded automatically	Best for: A simple all-in-one alternative to running Sonarr and Radarr separately
Free Free and open source.	Free Free and open source under the GPL-3.0 licence.
Windows, macOS, Linux, Self-hosted	Web, Self-hosted
Automates finding and downloading TV episodes Organises episodes into a media library All 3 strengths for SickGear Automates finding and downloading TV episodes Organises episodes into a media library Long-running Sick-Beard fork with a focus on stability	Single app covering search, download, renaming and subtitles Quality profiles and keyword filters All 4 strengths for nefarious Single app covering search, download, renaming and subtitles Quality profiles and keyword filters Multiple users with permission groups Optional built-in VPN integration
Needs separate download clients and indexers Setup assumes some self-hosting experience	Depends on Jackett and Transmission running alongside it No tagged releases
Self-hosted	Self-hosted
Open source	Open source
License not stated	License: GPL-3.0
No account 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 Sources for SickGear github.com/SickGear/SickGear Catalog checked October 1, 2026	Official website Full listing and sources Sources for nefarious lardbit.github.io/nefarious github.com/lardbit/nefarious Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.