Design & Color

3D Printer G-Code Layer & Retraction Travel Path Analyzer

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Inspect raw 3D printer .gcode files directly in your browser. Highlights filament retractions, unretractions, and fast non-print travel moves (G0) to diagnose stringing, oozing, and seam defects without heavy desktop slicers.

Scrub Layer: 14 / 65 (Z = 2.80mm)Layer Height: 0.20mm • 0.4mm Nozzle

Cyan Dashed: Fast Travel Moves (G0)Red Dots: Retraction Triggers

Layer Extrusion Diagnostics

Travel Distance:148.2 mm

Retraction Count:3 Retracts (Low Stringing)

Layer Toolpath Visualizer (Green = Print, Cyan = Travel)Bed: 220×220mm

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3D Printer G-Code Layer & Retraction Travel Path Analyzer