Carrierwave plugin that allows create image from data uri

dHash and IDHash perceptual image hashing/fingerprinting

FastImage Resize is an extremely light solution for resizing images in ruby by using libgd.

Adds retina.js assets and image helpers to your Rails app

Prawn::Graph adds straightforward native graph drawing to Prawn without the need to depend on anything else. All generated graphs are pure PDF Vector Images. It results in smaller document sizes and less complication.

Generate favicon files in various sizes from a base image in your Middleman project

Extensible Metadata Platform (XMP) parser extracts metadata from JPEG and TIFF image files. It also supports parsing raw XML files containing XMP.

Easily retrieve single PNG, GIF, or JPG map images from Google with your own custom markers and paths using the Static Maps API service with this gem. Simply set the attributes you want for your map and GoogleStaticMap will take care of getting the map for you, or giving your the URL to retrieve...

A gem that allows to merge multiple docx (microsoft word) files into one, write images to a docx file and make string replacements in the header, footer or main document content.

An extension of Prawn that improves the performance when embedding PNG images containing an alpha channel

A Ruby library for prying open files you can convert to a previewable format, such as video, image and audio files. It includes a number of parser modules that try to recover metadata useful for post-processing and layout while reading the absolute minimum amount of data possible.

Automatic Retina Image Handling

Dynamic image generation for Compass using ChunkyPNG/PhantomJS.

Serif is a static site generator and blogging system powered by markdown files and an optional admin interface complete with drag-and-drop image uploading.

FastImage Rssize is an extremely light solution for resizing images in ruby by using libgd.

Tile images for deep-zoom.

A IIIF image server

Kubernetes Deployment Tool: build docker image, compile Kubernetes YAML files, and apply them

Lazybox is a jQuery-based, lightbox that can display entire remote pages, images and confirmation dialogs. Replace standard rails confirmations with lazybox just added several rows to your project. Use lazybox with rails assets pipeline.

Want beautiful copyright-protected browser-compatible custom-smoothed & kerned fonts? Magick Title delivers just that by using imagemagick to generate titles based on the options you provide.