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Repetier-Host vs Printrun: catalog facts
Repetier-Host	Printrun
Best for: Driving an FDM printer directly from a desktop PC	Best for: Controlling a USB-connected 3D printer directly from a desktop
Free Free download.	Free Free and open source.
Windows, macOS, Linux	Windows, macOS, Linux, Command line
Several slicers bundled in one program Layer-by-layer print preview All 3 strengths for Repetier-Host Several slicers bundled in one program Layer-by-layer print preview Prints over USB, network or SD card	Both a GUI and a command-line console Direct USB serial control of printers All 3 strengths for Printrun Both a GUI and a command-line console Direct USB serial control of printers Long-running project with a large commit history
Mac version lags behind at 1.2.1 Linux build depends on Mono All 3 limitations for Repetier-Host Mac version lags behind at 1.2.1 Linux build depends on Mono Infrequent releases	Printer must be tethered to the computer during a print Interface is plain compared with newer web-based hosts
Downloadable app	Downloadable app
Not open source	Open source
License not stated	License: GPL-3.0
No account needed	No account needed
Offline features available	Offline features available
Official website Full listing and sources Sources for Repetier-Host repetier.com Catalog checked September 23, 2026	Official website Full listing and sources Sources for Printrun github.com/kliment/Printrun Catalog checked September 23, 2026

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