contrek 1.1.7

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:

1.1.9 April 24, 2026 (536 KB)
1.1.8 April 19, 2026 (536 KB)
1.1.7 March 23, 2026 (531 KB)
1.1.6 March 21, 2026 (872 KB)
1.1.5 March 08, 2026 (445 KB)

Show all versions (20 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 4,658

For this version 200

Version Released:
March 23, 2026 7:41pm

Licenses:
MIT, AGPL-3.0-only

Required Ruby Version: >= 3.0.0

Links:

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