Vulkan bindings for Ruby

Vulture captures and compares screenshots of web pages at multiple resolutions, highlighting visual differences.

WatchDoge is RubyOnRails-friendly web frontend regression test tool

Generates sprites on the fly by using `background: sprite-image("sprites/logo.png")`. No Photoshop, no RMagick, no Rake task, save your time and have a lemonade.

A pure-Ruby ZPL II renderer. Parses ^XA..^XZ label formats and rasterizes them at true printer resolution (dots), producing PNG images and print-size PDF documents. Code 128 (^BC, incl. Zebra subset invocation codes and GS1 modes), QR (^BQ), Code 39 (^B3) and Interleaved 2 of 5 (^B2) are generate...