Contrek is a Ruby gem with a C++ core for fast contour tracing and edge detection in PNG images. It extracts polygonal contours from bitmap shapes, enabling image processing, shape analysis, and raster-to-vector workflows such as PNG to SVG conversion.

Required Ruby Version

>= 3.0.0

Authors

Emanuele Cesaroni

Versions

  1. 1.4.5

    1. source

      1. 1.4.5 source October 11, 2026 (162 KB)
  2. 1.4.4

    1. source

      1. 1.4.4 source September 19, 2026 (160 KB)
  3. 1.4.3

    1. source

      1. 1.4.3 source September 09, 2026 (158 KB)
  4. 1.4.2

    1. source

      1. 1.4.2 source September 06, 2026 (152 KB)
  5. 1.4.1

    1. source

      1. 1.4.1 source August 23, 2026 (147 KB)
Show all versions (46 total)

Pushed by

runout77

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