Mach3 → Duet G-code Converter (Arc + 2D/3D Preview + Dimensions) Mach3 → Duet G-code Converter Volumetric capable · Arc expansion · 2D & 3D preview · Dimensions · 100% in-browser Layer width (mm) Layer height (mm) Shape factor (0.90–1.20) Computed cross-section Volumetric E (Duet M200)E units = mm³ Filament diameter for M200 (mm) E per mm (derived) mm³ per 1.0 E (calibrated) E per mm (derived) Map M3/M5 (incl. M03/M05) to prime/coast Extrude even if M3/M5 are absent (slicer-style) Prime amount (mm³) Coast/Retraction (mm³) Prime feed (mm/min) Retract feed (mm/min) Segment long moves Improves override responsiveness Max segment length (mm) Insert Duet header Yes — add G21, G90, M83, M451 and optional M200 No — keep file as-is Auto-fix common Mach3 codes (comment/map) Expand G2/G3 arcs Yes — segment arcs No — leave as G2/G3 Arc max chord length (mm) Mach3 / legacy input Download Validate Convert Preview 2D Preview 3D Previewing: Converted output All processing is local in your browser. No upload. Validator Run validation to see results… Converted Duet G-code Overall dimensions: — Dry-run Visualiser (2D) Dark = extrude, light = travel. 3D Toolpath Visualiser (XY & Z) Left-drag: orbit · Right-drag/Shift: pan · Wheel: zoom Color: Extrude vs Travel Z-height gradient Z scale: ×1.0 Projection: Perspective Orthographic Extrude: Travel: Axes Grid