G-Code Mirror

Invert toolpaths across an axis. This tool automatically inverts coordinates, updates I/J/K arc vectors, and smartly swaps G02/G03 directions and G41/G42 cutter compensation to maintain correct geometry.

Mirror Options
Inverts X and I values
Inverts Y and J values
Inverts Z and K values
Comments (e.g. (X0.0 Y0.0)) are automatically ignored.
Original G-Code
Click or drag G-code file here Supports .nc, .txt, .gcode
Mirrored Result