A dead-simple image-rendering DSL.

A gem to download all the images at a particular URL

Transforms the lowly file input field into a sophisticated looking drag and drop target, complete with preview image and placeholder text.

Generate dummy images via Rack

URL builder for ImageFlux

Store local copies of remote imagery in GeoBlacklight

Losslessly compress images in the Rails asset pipeline

Simple yet powerful wrapper around imagemagick cli tools for reading metadata and transcoding images.

Uses ImageMagick and pig.js to create progressive image galleries for Jekyll pages

This gem wraps a Java Library to transform scanned image docs (PDF, TIF, GIF, JPG, PNG) into PDF/A-1b. It has some extra features too

Edit img tag optimized lazy load images for your Jekyll site

Parses an image using ImageMagick and parses the metadata

SmartImage provides a cross-platform solution for image compositing that works on both MRI and JRuby. If using RMagick feels like swatting a fly with a nucler missile, and ImageScience just doesn't get you there, SmartImage is hopefully at that sweet spot in the middle

Manipulate images with minimal use of memory via ImageMagick / GraphicsMagick

Converts docker-compose.yml files into images that can be uploaded to any docker image repository.

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

Creates a html/javaScript-slideshow from html-source or image-files.

Mappr is a service and application that combines images from Flickr with geolocational information. The Mappr ActionScript 3.0 API gives you access to Mappr's geo-tagged image data.

ImageScience is a clean and happy Ruby library that generates thumbnails -- and kicks the living crap out of RMagick. Oh, and it doesn't leak memory like a sieve. :) For more information including build steps, see http://seattlerb.rubyforge.org/

Converting images to webp and jp2 via imagemagic and add picture_tag to action view.