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MainsailOS vs KIAUH: catalog facts
MainsailOS	KIAUH
No screenshots available	No screenshots available
Best for: Setting up a new Klipper printer on a Raspberry Pi	Best for: Setting up Klipper on a Raspberry Pi with a plain Linux image
Free Free and open source.	Free Free and open source.
Linux	Linux, Command line
Klipper stack ready after flashing Includes the Mainsail web interface All 3 strengths for MainsailOS Klipper stack ready after flashing Includes the Mainsail web interface Maintained by the Mainsail team	Installs Klipper, Moonraker and web interfaces from one menu Handles updates too All 3 strengths for KIAUH Installs Klipper, Moonraker and web interfaces from one menu Handles updates too Widely used in the Klipper community
Replaces the whole operating system on the board Aimed at single-board computers like the Raspberry Pi	Linux only, needs an existing OS install Terminal-based, no graphical interface
Operating system	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
No account needed	No account needed
Offline features available	Needs internet
Official website Full listing and sources Sources for MainsailOS github.com/mainsail-crew/MainsailOS Catalog checked September 23, 2026	Official website Full listing and sources Sources for KIAUH github.com/dw-0/kiauh Catalog checked September 23, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.