Compare software

Delfin vs Fladder: catalog facts
Delfin	Fladder
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the GPL-3.0.
Linux	Linux
Native GTK4 and Libadwaita interface Streams movies and TV shows from Jellyfin	Dedicated app for Jellyfin libraries Single Flutter codebase aimed at several platforms
Needs an existing Jellyfin server Linux only	Requires a Jellyfin server to be useful Little documentation in the research about features
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0-only
Not stated if an account is needed	Account needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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