Send image/video to an airplay enabled device

This pure Ruby library can read and write PNG images without depending on an external image library, like RMagick. It tries to be memory efficient and reasonably fast. It supports reading and writing all PNG variants that are defined in the specification, with one limitation: onl...

MetaInspector lets you scrape a web page and get its links, images, texts, meta tags...

When a Cucumber step fails, it is useful to create a screenshot image and HTML file of the current page

High-level wrapper for processing images for the web with ImageMagick or libvips.

ruby-vips is a binding for the libvips image processing library. It is fast and it can process large images without loading the whole image in memory.

Automatically transforms urls (via domain) and includes the destination resource (Vimeo, YouTube movie, image, ...) in your document

Apropos helps your site serve up the appropriate image for every visitor. Serving multiple versions of an image in responsive and/or localized web sites can be a chore, but Apropos simplifies and automates this task. Instead of manually writing a lot of CSS rules to swap different images, Apropos...

Offload CarrierWave's image processing and storage to a background process using Delayed Job, Resque, Sidekiq, Qu, Queue Classic or Girl Friday

Uses wkhtmltoimage to create Images using HTML

RMagick is an interface between Ruby and ImageMagick.

Captcha Gem for Rails, which generates captcha image by Rust.

A command line tool to stream video and image files to airplay-devices.

Combines individual images from a directory into a single sprite image file and creates an appropriate CSS stylesheet

Jekyll Picture Tag adds responsive images to your Jekyll static site. It automatically creates resized source images, is fully configurable, and covers all use cases, including art direction and resolution switching, with a little YAML configuration and a simple template tag.

Jekyll Picture Tag is a liquid tag that adds responsive images to your Jekyll static site. It follows the picture element pattern, and polyfills older browsers with Picturefill. Jekyll Picture Tag automatically creates resized source images, is fully configurable, and covers all use c...

Ruby/Graphviz provides an interface to layout and generate images of directed graphs in a variety of formats (PostScript, PNG, etc.) using GraphViz.

Extract the dominant colors from an image.

Automatic Lossless Reduction Of All Your Images

Ruby gem generating thumbnail images from a given URL.