contrek 1.1.2

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.

Gemfile:
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install:
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Versions:

1.1.2 February 09, 2026 (430 KB)
1.1.1 February 09, 2026 (430 KB)
1.1.0 February 08, 2026 (430 KB)
1.0.9 January 31, 2026 (429 KB)
1.0.8 January 25, 2026 (428 KB)

Show all versions (13 total)

Runtime Dependencies (3):

chunky_png ~> 1.4

concurrent-ruby ~> 1.3.5

rice = 4.5.0

Development Dependencies (4):

curses ~> 1.5, >= 1.5.3

rspec ~> 3.12

ruby-prof ~> 1.7, >= 1.7.2

standard ~> 1.51

Show all transitive dependencies

Owners:

Pushed by:

Authors:

Emanuele Cesaroni

SHA 256 checksum:

Total downloads 2,360

For this version 93

Version Released:
February 9, 2026 6:07pm

Licenses:
MIT, AGPL-3.0-only

Required Ruby Version: >= 3.0.0

Links:

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