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Duet Web Control vs Repetier-Server: catalog facts
Duet Web Control	Repetier-Server
	Screenshots
Best for: Controlling a Duet-based 3D printer from a browser	Best for: Running several 3D printers from one local server without a subscription
Free Free and open source.	Free + paid options Free version available; Pro is a one-time purchase for five installations with no subscription.
Web, Self-hosted	Web, Self-hosted
No separate host computer needed Responsive layout works on phones and desktops All 3 strengths for Duet Web Control No separate host computer needed Responsive layout works on phones and desktops Maintained by the Duet3D hardware maker	Runs several printers from one installation Multiple webcams per printer with timelapse All 4 strengths for Repetier-Server Runs several printers from one installation Multiple webcams per printer with timelapse G-code manager with 3D and 2D previews Touchscreen interface for printer-side displays
Only works with RepRapFirmware on Duet electronics	Some features require the paid Pro version Closed source
Self-hosted	Downloadable app, Self-hosted
Open source	Not open source
License: GPL-3.0	License not stated
No account needed	Not stated if an account is needed
Offline features available	Offline features available
Official website Full listing and sources Sources for Duet Web Control github.com/Duet3D/DuetWebControl Catalog checked September 23, 2026	Official website Full listing and sources Sources for Repetier-Server repetier-server.com Catalog checked September 24, 2026

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

Screenshots