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FCast Sender vs Jupii: catalog facts
FCast Sender	Jupii
Free Free and open source under GPL-3.0.	Free Free and open source under the MPL-2.0.
Linux	Linux
Open casting protocol instead of a closed one Connects by automatic discovery or QR code	Plays local files on DLNA TVs and speakers Handles audio, video and images
Needs an FCast receiver on the target device Smaller ecosystem than Chromecast or AirPlay	Needs UPnP/DLNA-capable devices on the network Linux and Sailfish OS only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: MPL-2.0
No account needed	No account needed
Not stated if it works offline	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.