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MustardOS vs Lakka: catalog facts
MustardOS	Lakka
Free Free to download from the official release page.	Free Free and open source community project.
Linux	Linux
Extensive theming and personalisation options Aims for minimal setup before playing	Built on RetroArch with netplay, rewind and shaders Automatic joypad recognition
Only runs on supported handheld devices Flashing it replaces the device's stock firmware	Tied to RetroArch's interface and cores Runs as a dedicated system rather than an app on a desktop
Operating system	Operating system
Closed source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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