G-code Viewer
LocalView and 3D-preview G-code toolpaths in your browser. Supports .nc/.gcode/.tap, rendered locally.
Drag files here, or click to browse
Supports .gcode,.nc,.gco,.tap,.cnc,.ngc
Choose fileG-code is rendered locally in your browser; nothing is uploaded.
What is it? G-code Viewer displays and 3D-previews G-code toolpaths in the browser. It supports .nc/.gcode/.tap/.gco files and renders them locally.
TL;DR: 3D-preview G-code toolpaths in the browser.
How to use
- Open a G-code file.
- Orbit and zoom in the 3D preview.
- Inspect the toolpath before machining.
FAQ
Is it local?
Yes — the toolpath is parsed and rendered in your browser.
Which G-code flavors work?
Standard G0/G1/G2/G3 motion is supported; vendor-specific macros are ignored.
Limitations
- Very long programs may be downsampled for display.
- No machine simulation of fixtures/stock.
Privacy
Privacy first: this tool runs entirely in your browser. Your input and files never leave your device.