Compare software

OctoPrint vs Mainsail: catalog facts
OctoPrintMainsail

Screenshots

OctoPrint temperature tab with a hotend heating graph, print state panel and file listOctoPrint Control tab with printer webcam and movement controlsOctoPrint GCode Viewer showing a toolpath and layer controlsOctoPrint Terminal tab displaying printer commands and responsesOctoPrint Add Printer Profile dialog with dimensions and axis settingsOctoPrint plugin installation dialog listing plugins and installation sourcesOctoPrint Timelapse tab with recording settings and finished timelapsesOctoPrint slicing dialog for wheel2.stl with CuraEngine profileOctoPrint Add user dialog in Access Control settingsOctoPrint System menu with shutdown, reboot and restart actions

Screenshots

Mainsail dashboard with temperature chart, toolhead controls and console next to the mobile layout

Best for: Control and monitor a 3D printer from a browser

Best for: Control a Klipper printer through a browser dashboard

Free

Free and open source. Hosting, hardware and any external services are separate.

Free

Free and open source. Hosting, hardware and any external services are separate.

Linux, Self-hosted, Web Self-hosted, Web
  • Manages uploaded print files and print jobs
  • Supports an extensive plugin system
  • Shows printer status and job controls
  • Provides configuration and print-file management
  • Requires a host computer and a compatible printer connection.
  • Requires Klipper and a compatible Moonraker installation.
Self-hosted, Web application Self-hosted, Web application
Open source Open source
License: AGPL-3.0 License: GPL-3.0
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Sources for OctoPrint

Catalog checked September 22, 2026

Sources for Mainsail

Catalog checked September 22, 2026

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