A full featured terminal browser with syntax highlighted files, images shown in the terminal, videos thumbnailed, etc. You can bookmark and jump around easily, delete, rename, copy, symlink and move files. RTFM has a a wide range of other features. New in 3.14: Better error handling. 3.14.1: Fixe...

Dragonfly is a framework that enables on-the-fly processing for any content type. It is especially suited to image handling. Its uses range from image thumbnails to standard attachments to on-demand text generation.

Upload images and files directly to AWS S3 with a custom form input then seamlessly organize and attach them to any ActiveRecord object.

Manipulate images with minimal use of memory via ImageMagick / GraphicsMagick

Command line tool and ruby interface to optimize (lossless compress, optionally lossy) jpeg, png, gif and svg images using external utilities (advpng, gifsicle, jhead, jpeg-recompress, jpegoptim, jpegrescan, jpegtran, optipng, oxipng, pngcrush, pngout, pngquant, svgo)

This pure Ruby library can read and write PNG images without depending on an external image library, like RMagick. It tries to be memory efficient and reasonably fast. It supports reading and writing all PNG variants that are defined in the specification, with one limitation: onl...

Aspose.PDF Cloud is a REST API for creating and editing PDF files. Most popular features proposed by Aspose.PDF Cloud: PDF to Word, Convert PDF to Image, Merge PDF, Split PDF, Add Images to PDF, Rotate PDF. It can also be used to convert PDF files to different formats like DOC, HTML, XPS, TIFF an...

A flag image (PNG, SVG) generator for United States Power Squadrons.

When a Cucumber step fails, it is useful to create a screenshot image and HTML file of the current page

LINES lets you manage your posts in a clear, consistent frontend. The gracefully slender editor keeps your editing simple and lets you just splash around in your ideas. Once you're happy, just hit publish and see your text, code examples, images, and links shine.

Official AWS Ruby gem for EC2 Image Builder (imagebuilder). This gem is part of the AWS SDK for Ruby.

Handles all image upload and processing functionality in Refinery CMS.

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

Ruby Cloud SDK wraps Aspose.Cells REST API so you could seamlessly integrate Microsoft Excel® spreadsheet generation, manipulation, conversion & inspection features into your own applications. Aspose.Cells Cloud for Ruby enables you to handle various aspects of Excel files, including cell data, s...

With this SDK, you can seamlessly integrate GroupDocs’ document collaboration tools into your Ruby web or mobile application. The tools enable end users to view, securely share, collaboratively annotate, e-sign, assemble, convert and compare over 50 common document and image types (including PDF,...

FastImage finds the size or type of an image given its uri by fetching as little as needed.

DynamicImage is a Rails plugin that simplifies image uploading and processing

The Pdfcrowd API lets you easily convert between HTML, PDF and various image formats.

This gem allows you to render SVG directly into a PDF using the 'prawn' gem. Since PDF is vector-based, you'll get nice scaled graphics if you use SVG instead of an image.

Ruby gem generating thumbnail images from a given URL.