Make some Misanthropic Cards

dongsx

Composes GIF animations from screenshots taken after capybara specified user actions.

Extension for converting Magick::Image to/from CArray

Rails engine for simple gallery with carrierwave and dropzonejs.

A validate image ratio gem for carrierwave

Automatically generates retina versions of your uploaded images

Tool to make development of CartoCSS styles more efficient. Automates actions necessary to produce test images and validates style. Loading data using osm2pgsql, rendering with TileMill, obtaining test data from overpass turbo.

This core plugin for Cartoonist adds comics.

Gem packaging of Catarse, a crowdfunding application.

Convert comic book archives to PDFs of the contained images.

Remove exif information and(or) resize image useing rmagick.

A set of 0-player games, of which Conway's Game of Life is a member.

Create charts, graphs and info chartics with ruby as SVG, JPG or PNG images

A jekyll plugin for building galleries.

Simple mass thumbnailing with RMagick

Do you have a bunch of thumbnails extracted out of a movie and you'd like to find out which one looks best comparing to others? All you need is to leverage the Best Thumbnail ruby gem!

Coalla CMS gem

ios support for cocoanova

Attractive tiling of images from a path name or array of filenames.