Toolpath · Free Local Tool

Gcode Toolpath Viewer

Analyze G0/G1 coordinates, extrusion amount and feed rate, count Travel, Extrusion, Bounds, Layer and display XY path.

No uploadsMobile-friendlyTheme support

What is the G-code toolpath viewer?

Analyze G0/G1 coordinates, extrusion amount and feed rate, count Travel, Extrusion, Bounds, Layer and display XY path. ToolHub places the core computing entirely within the browser, allowing immediate use on both desktop and mobile devices, without the need to register an account or send content to the backend.

How to use this tool?

  1. Enter the data according to the field prompts and select the required processing method.
  2. Click "Process Now" to view the results, indicator summary and necessary error messages.
  3. After confirming that the content meets actual needs, you can copy the results or download them into files for further use.

Suitable use cases

3D printing biopsy inspection, CNC teaching, preview and debugging before processing. All processing is completed in the current page, which is especially suitable for workflows that do not want to post internal data to remote services.

Interpretation of results and precautions

Preview does not simulate firmware, acceleration, tool radius, or all G-code dialects. Tools will validate basic input formats and provide readable error messages, but production environments should still be reconfirmed against source specifications, business rules, or professional requirements.

Browser and device support

Gcode Toolpath Viewer supports current Chrome, Edge, Firefox, and Safari releases. Mobile and desktop layouts use the same validation rules documented on this page.

Frequently Asked Questions

Does the G-code toolpath viewer upload data to the server?
No. Tool functions are executed directly within the current browser tab, and input and generated results will not be uploaded or saved by ToolHub.
What use cases is the G-code Toolpath Viewer suitable for?
3D printing biopsy inspection, CNC teaching, preview and debugging before processing
Do I need to install software before using the G-code tool path viewer?
No need. Use a desktop or mobile browser that supports modern JavaScript, and no account is required.
What are the limitations of this tool?
Preview does not simulate firmware, acceleration, tool radius, or all G-code dialects.
Is manual inspection required after the results are generated?
Needed. Tools can assist with calculations, conversions, or formatting, but before going online, importing data, or making business decisions, the results should still be reviewed according to actual specifications.

Gcode Toolpath Viewer: inputs, output, and reproducible example

Use the free Gcode Toolpath Viewer online. Fast, private, mobile-friendly, and processed directly in your browser.

What this page actually processes

FieldControlDefault exampleValidation role
G-codeMultiline text; ToolHub demo G90 M82 G0 X0 Y0 Z0.2 F3000 G1 X40 Y0 E1.2 F1200 G1 X40 Y30 E2.1 G1 X0 Y30 E3.3 G1 X0 Y0 E4.2 G0 X10 Y10 G1 X30 Y20 E5.0 G0 ZG-code is read by the browser as a multiline text value before the tool runs.

Reproduce the built-in example

Start with G-code = ; ToolHub demo G90 M82 G0 X0 Y0 Z0.2 F3000 G1 X40 Y0 E1.2 F1200 G1 X40 Y30 E2.1 G1 X0 Y30 E3.3 G1 X0 Y0 E4.2 G0 X10 Y10 G1 X30 Y20 E5.0 G0 Z, then run Gcode Toolpath Viewer. Change one input at a time so the effect on the result remains traceable.

After validating g-code, the page displays its result in the output workspace and enables the relevant copy or download action.

When to use it and how to interpret the result

3D printing biopsy inspection, CNC teaching, preview and debugging before processing. All processing is completed in the current page, which is especially suitable for workflows that do not want to post internal data to remote services.

Limits and checks before use

Preview does not simulate firmware, acceleration, tool radius, or all G-code dialects. Tools will validate basic input formats and provide readable error messages, but production environments should still be reconfirmed against source specifications, business rules, or professional requirements.

Page verification record

Controls inspected1 documented inputsResult pathValidate → process → review → copy/downloadLast content review2026-09-02