Jammit is an industrial-strength asset packaging library for Rails, providing both the CSS and JavaScript concatenation and compression that you'd expect, as well as YUI Compressor and Closure Compiler compatibility, ahead-of-time gzipping, built-in JavaScript template support, an...

A simple image optimizer for CarrierWave

Carrierwave plugin that allows create image from data uri

Docsplit is a command-line utility and Ruby library for splitting apart documents into their component parts: searchable UTF-8 plain text, page images or thumbnails in any format, PDFs, single pages, and document metadata (title, author, number of pages...)

Don't use it directly, take a look at eyes_selenium, eyes_images or eyes_calabash gems instead.

lazyload-rails integrates jQuery's Lazy Load Plugin with Rails image_tag helpers

This Ruby extension implements a DataMatrix encoder for Ruby. It is typically used to create semacodes, which are barcodes, that contain URLs. This encoder does not create image files or visual representations of the semacode. This is because it can be used for more than creating images, ...

A Test Kitchen Driver for Docker & Chef Infra optimized for rapid testing using Chef Infra docker images

Sass functions and mixins to inline images and get images size

Add width, height and size methods to paperclip images

Image comparison lib built on top of ChunkyPNG

This gem overrides image_tag to support retina resolution images using asset pipeline

Image manipulation in JRuby with ImageScience compatible API

Rspec-page-regression provides a mechanism for headless regression testing of web page renders in RSpec. It takes into account HTML, CSS, and JavaScript, by virtue of using PhantomJS (via the Poltergeist gem) to render snapshots. It provides an RSpec matcher that compares the test snapshot to a...

A Sinatra based server for quickly scaling and serving images. Nothing more.

Grim is a simple gem for extracting a page from a pdf and converting it to an image as well as extract the text from the page as a string. It basically gives you an easy to use api to ghostscript, imagemagick, and pdftotext specific to this use case.

Ruby gem generating thumbnail images from a given URL.

Allows building, tagging and pushing images and creating, starting, stopping and removing containers from within rake tasks.

The Ultimate Gravatar Gem! This gem is used to interface with the entire Gravatar API: it's not just for generating image URLs, but for connecting to and communicating with the XML-RPC API too! Additionally, it can be used to download the Gravatar image data itself, rather than just a URL to tha...

Simple Ruby stateless module interface to imagemagick.