5 self-hosted alternatives to Fluidd (2026)

Lightweight & responsive user interface for Klipper, the 3D printer firmware.

License: GPL-3.0 · Language: Docker/Nodejs source code

CNCjs source

Web interface for CNC milling controllers running Grbl, Smoothieware, or TinyG.

MITNodejs

LinuxCNC source

Linux based CNC machine controller. It can drive milling machines, lathes, 3D printers, laser cutters, plasma cutters, robot arms, hexapods, and more.

GPL-2.0/LGPL-3.0C/deb

Mainsail source

Modern and responsive user interface for the Klipper 3D printer firmware. Control and monitor your printer from everywhere, from any device.

GPL-3.0Docker/Python

Manyfold source

Digital asset manager for 3d print files; STL, OBJ, 3MF and more.

MITDocker

Octoprint source

Snappy web interface for controlling consumer 3D printers.

AGPL-3.0Docker/Python

All 6 apps in manufacturing →