AutoTrace

C
C tier on Image Vectorization SoftwareScore 6.6 · #10 of 24
Android app
Not listed
Free plan
No
Runs on
Linux, Mac, Windows
github.com
The AutoTrace homepage

Summary

AutoTrace is a free desktop program that converts bitmap images into vector graphics. It can trace shape outlines or centerlines, reduce colors, and despeckle images to reduce noise. Listed input formats include PNG, BMP, TGA, PNM, and GF; adding ImageMagick or GraphicsMagick extends input support to JPEG, TIFF, GIF, and other formats. Output formats include SVG, EPS, PDF, AI, DXF, CGM, EMF, MIF, ER, and Fig. The project documents command-line conversion and use through the libautotrace library. Users can install it through package managers on macOS, Linux, and FreeBSD, use Windows installers, or build it from source. A source build needs a C compiler and GLib 2.58 or newer; libpng and ImageMagick or GraphicsMagick are optional dependencies. The program uses GPL v2 or later, while the library uses LGPL v2.1 or later. The project README describes the graphical frontend as inactive.

Who it is for

AutoTrace suits users who want to convert bitmap art to vector formats through command-line workflows or the library. It is available for desktop systems including Linux, macOS, and Windows.

What is good

  • Traces both outlines and shape centerlines.
  • Offers color reduction and despeckling.
  • Exports to SVG, EPS, PDF, and other vector formats.
  • Free, with documented command-line and library use.

What to know first

  • The graphical frontend is described as inactive.
  • Some input formats require ImageMagick or GraphicsMagick.
  • Building from source requires a C compiler and GLib 2.58 or newer.

Verdict

AutoTrace offers bitmap tracing and a broad set of vector outputs for command-line and library workflows. Users looking for a graphical interface should note that its frontend is inactive.

Compared on image vectorization software

Free plan
Yesgithub.com
Tracing modes
full-colorgithub.com
Available platforms
desktopgithub.com
Vector output formats
SVG, EPS, PDF, AI, DXF, CGM, EMF, MIF, ER, Figgithub.com
Maximum color count
256 colorsgithub.com

Facts

Purpose
AutoTrace converts bitmap images to vector graphics.github.com · 28 Sept 2026
Tracing
It can trace outlines or centerlines of shapes.github.com · 28 Sept 2026
Image cleanup
It supports color reduction and despeckling to reduce image noise.github.com · 28 Sept 2026
Input formats
Listed input formats include PNG, BMP, TGA, PNM, and GF; ImageMagick or GraphicsMagick adds JPEG, TIFF, GIF, and other formats.github.com · 28 Sept 2026
Output formats
Listed output formats include SVG, EPS, PDF, AI, DXF, CGM, EMF, MIF, and Fig.github.com · 28 Sept 2026
Usage
The project documents command-line conversion and use through the libautotrace library.github.com · 28 Sept 2026
Installation
The README lists package-manager installation for macOS, Linux, and FreeBSD, Windows installers, and building from source.github.com · 28 Sept 2026
Build requirement
Building from source requires GLib 2.58 or newer; libpng and ImageMagick or GraphicsMagick are listed as optional dependencies.github.com · 28 Sept 2026
License
The program is licensed under GPL v2 or later, and the libautotrace library under LGPL v2.1 or later.github.com · 28 Sept 2026
Support and contributions
The README directs users to the issue tracker and welcomes contributions including bug fixes, documentation, format support, and image-editor plugins.github.com · 28 Sept 2026
Release note
The 0.31.10 release notes list ImageMagick 7 support, addressed HKUST CVEs, and Windows 32-bit and 64-bit installers.github.com · 28 Sept 2026
Author
The README names Martin Weber as the original developer and lists him under Author.github.com · 28 Sept 2026
Build requirements
Building from source requires a C compiler and GLib 2.58 or newer; libpng and ImageMagick or GraphicsMagick are listed as optional.github.com · 29 Sept 2026
Licensing
The program is licensed under GPL v2 or later and the library under LGPL v2.1 or later.github.com · 29 Sept 2026
Support
The README directs users to the GitHub issue tracker and welcomes contributions.github.com · 29 Sept 2026
Notable limitation
The README describes the GUI frontend as inactive.github.com · 29 Sept 2026
Release
The releases page lists version 0.31.10 as the latest release.github.com · 29 Sept 2026

Company

Founded
1998github.com · 28 Sept 2026

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