This Jekyll plugin autogenerates image thumbnails using the vips library

Detect image file formats based on their headers

Generate single image from tons of thumbails

get ameba blog images

Automated user resolution based image size choosing for your Rails views, but done at the backend.

A Ruby gem to asciify png images.

Ascmaster converts images to ASCII characters.

Replace missing image files in your models with defaults.

A simple application for animating the display of ASCII art images in your terminal. This is the tool used in Codalyzed videos.

to know what the character looks like

image dimensions ActiveRecord validator for carrierwave gem

Convert audio with background image to mp4 for uploading to youtube

CLI to clean up AWS AMIs and ECR images

Ruby DSL for Gravatar profile and images

Incomplete and abandoned

Chameleon theme JavaScript, CSS, and image files packaged for the Rails 3.1+ asset pipeline

An asset pipeline processor, and a template engine for images.

Fetch authentication tokens from the Getty Images Connect API v2

Watch beauty woman image from terminal

Finds most prominent colors in a given image.