Alula creates higly optimised static blogs while taking all the complexity and repeated tasks away from you.

Dead simple asset uploader attachments for your active record models

This plugin implements attachment storage and processing, integrated with ActiveRecord models and Ruby CGI/Rails-style uploads. Image processing operations including a number of different resizing & thumbnailing modes are provided, and the architecture simplifies clean implementation of other types of processing. Errors are carefully handled to minimize the possibility of broken uploads leaving incomplete or corrupt data. RMagick, MiniMagick, and ImageScience image processors are supported.

Barcodes is a RubyGem for creating and rendering common barcode symbologies.

Bizside is an utilities to assist building web application.

An engine for search-engine-optimized blog management.

A Google-style captcha for enterprise Rails apps

Let Cezanne help you make sure your views look alright

A jekyll plugin for building galleries.

Full-page screenshots for Chrome in Selenium WebDriver

A Gem that extracts some useful colors from an image

A Gem that extracts some useful colors from an image

Client library for ComicWalker

Rubyshop is an RMagick abstraction library to easily manipulate and composite images through the use of a canvas, layers, layer masks, adjustment layers, fill layers, and layer sets (much like in Photoshop)

Manage your model images with RMagick and CarrierWave

Adds the convert method to Emojidex::Collection and Emojidex::Emoji, which\ allows you to convert an emoji collection or a single emoji to the specified\ image format.

Epuber is simple tool to compile and pack source files into EPUB format.

FeaturedImage is the finder that extract featured image from a web page. FeaturedImage::Finder accesses and analyses a web page using Mechanize, download images which are referenced by IMG tag in HTML, and specify a featured image based on size of image using RMagick. Furthermore, FeaturedImage contains pretty good thumbnail generating function too. FeaturedImage::Converter crops centered area of image, resizes, and convert to arbitrary format automatically.

Download and stitch google map tiles into a single image.

Handles TexturePacker format and makes it ready to use with Gosu