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/

Add a simple image attaching functionality to an Active Record model

Pronto runner for ImageOptim

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

Ruby gem to create a mosaic image from a series of smaller images.

For models with images uploaded by PaperClip You can find corrupted ones

Rails gem to add random Giphy images into your HTML. A silly gem with no specific purpose.

Image Parsing Gem for PPM, BMP(todo) and PTF files.

Generate images of glyphs for a specified character in a specified font

Allows you define a proxy method to decode base64-encoded images.

template = DocxTemplate::Docx.new "/opt/docx_template.docx" template.replace_text("##SINGLE_REPLACE_TEXT##", "ACTUAL TEXT HERE") template.replace_text("##MULTI_REPLACE_TEXT##", "ACTUAL TEXT HERE", true) template.replace_header("##HEADER_REPLACE_TEXT##", "ACTUAL TEXT HERE", true) ...

OmniAuth strategy for Image Relay.

A image upload rb lib

dynamic image resizing.

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.

Break down images into their singular value decomposition.

Takes the screenshots from devices which match the specified names and puts them in a new directory for frameit to process. The screenshot files can then be cleaned up after the device images are created.

Library to deal image files. This includes file renamer with NIKON NEF file, downloader for images on a web page.

Merges many PNG images into a single image and generates a CSS stylesheet

Images for models