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rubygems

png_conform

PngConform provides a comprehensive PNG, MNG, and JNG file validation library in pure Ruby. It validates file structure, chunk validity, CRC checksums, zlib compression, and profile conformance. Built with a layered architecture using BinData for binary parsing, Lutaml::Model for domain models, and Thor for CLI. Supports PNG baseline, MNG-VLC, MNG-LC, and JNG profiles with detailed validation reporting compatible with pngcheck output.

Activity

Latest release
6mo ago
Total releases
5
Cadence
~32 days
Last 12 months
5

Reach

Stars
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Details

License
BSD-2-Clause
First release
Nov 17, 2025
Releases
Version Released
0.1.4 patch
0.1.3 patch
0.1.2 patch
0.1.0 initial
0.1.1 patch