contrek 1.2.1

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:

1.2.1 May 09, 2026 (533 KB)
1.2.0 May 02, 2026 (532 KB)
1.1.9 April 24, 2026 (536 KB)
1.1.8 April 19, 2026 (536 KB)
1.1.7 March 23, 2026 (531 KB)

Show all versions (22 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 6,053

For this version 86

Version Released:
May 9, 2026 5:44am

Licenses:
MIT, AGPL-3.0-only

Required Ruby Version: >= 3.0.0

Links:

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