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Batocera.linux vs ROCKNIX: catalog facts
Batocera.linux	ROCKNIX
Free Completely free and open source, with optional sponsorship.	Free Free, built from open-source components, with donations accepted.
Linux	Linux
More than 250 supported systems Boots from USB or SD card without changing the installed system	Supports many handhelds from several brands Built-in save sync through Syncthing and rclone
Runs as a dedicated boot system rather than an app on a desktop You must own and supply your own games	Only runs on supported devices Installing replaces or bypasses the stock firmware
Operating system	Operating system
Open source	Open source
License not stated	License not stated
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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