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Repetier-Server vs Duet Web Control: catalog facts
Repetier-Server	Duet Web Control
Best for: Running several 3D printers from one local server without a subscription	Best for: Controlling a Duet-based 3D printer from a browser
Free + paid options Free version available; Pro is a one-time purchase for five installations with no subscription.	Free Free and open source.
Web, Self-hosted	Web, Self-hosted
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	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
Some features require the paid Pro version Closed source	Only works with RepRapFirmware on Duet electronics
Downloadable app, Self-hosted	Self-hosted
Not open source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account needed
Offline features available	Offline features available
Official website Full listing and sources Sources for Repetier-Server repetier-server.com Catalog checked September 24, 2026	Official website Full listing and sources Sources for Duet Web Control github.com/Duet3D/DuetWebControl Catalog checked September 23, 2026

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