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Repetier-Server vs 3DPrinterOS: catalog facts
Repetier-Server	3DPrinterOS
Best for: Running several 3D printers from one local server without a subscription	Best for: Universities and companies running shared 3D printer fleets
Free + paid options Free version available; Pro is a one-time purchase for five installations with no subscription.	Paid Paid cloud service with a 14-day trial.
Web, Self-hosted	Web
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	Central control of many printers and users Visibility into who prints what and where All 3 strengths for 3DPrinterOS Central control of many printers and users Visibility into who prints what and where Aimed at schools, labs and print farms
Some features require the paid Pro version Closed source	Cloud-only service Designed for organisations rather than a single home printer
Downloadable app, Self-hosted	Web application, Hosted service
Not open source	Not open source
License not stated	License not stated
Not stated if an account is needed	Account needed
Offline features available	Not stated if it works offline
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 3DPrinterOS 3dprinteros.com Catalog checked September 23, 2026

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