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Ubooquity vs LANraragi: catalog facts
Ubooquity	LANraragi
Free Free to download and use.	Free Free to download and run on your own server.
Windows, macOS, Linux, Self-hosted	Web, Self-hosted
Runs anywhere Java runs, including NAS devices Reads Calibre and ComicRack metadata	Lightweight enough for NAS devices Docker-ready
Closed source Requires a Java runtime	Requires running your own server Aimed at manga and comic archives rather than ebooks
Downloadable app, Self-hosted	Self-hosted
Closed source	Closed source
License not stated	License not stated
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 Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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