Optimizes images during middleman build using image_optim gem

Vanillicons are a small generated avatar made by vanillaforums.org, they use a md5 hash as the image key. Images can be generated on the site at vanillicon.com. The images come in 3 different sizes; 50px, 100px and 200px.

A command line application that recursively reads all of the images from the supplied directory of images, extracts their EXIF GPS data (longitude and latitude), and then writes the name of that image and any GPS co-ordinates it finds to a CSV file. Results are written to a file...

Generate ImageBoss URLs with Ruby

ImageCollage creates a collage based on images from Flickr.

A camo server is a special type of image proxy that proxies non-secure images over SSL/TLS, in order to prevent mixed content warnings on secure pages. The server works in conjunction with back-end code that rewrites image URLs and signs them with an HMAC.

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...

Simple image resize library without external program.

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

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 ruby gem for converting PDF documents into a series of images. This module is based off poppler_utils and ImageMagick.

A responsive image gem for Rails and Carrierwave

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...

A Ruby gem to convert images into ASCII for your awesome command-line applications

Image/Flash extract width/height dimensions extractor

Parses an image using ImageMagick and parses the metadata

Manipulate images with minimal use of memory via ImageMagick / GraphicsMagick

EXIF Reader is a module to read EXIF from JPEG and TIFF images.

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