Ruby library to validate hashes (Hash) against user-defined requirements

Hyrax is a featureful Hydra front-end based on the latest and greatest Hydra software components.

Enumerations for Ruby with some magic powers!

Run all possible enumerable methods in concurrent/parallel threads

ActiveRecord provides validations on app level but it won't guarantee the consistent. In some cases, like `validates_uniqueness_of` it executes additional SQL query to the database and that is not very efficient. The main goal of the gem is to provide compatibility between database constraints a...

Jekyll plugin to render Markdown files that have no YAML front matter. Supported on GitHub Pages.

Jekyll plugin that uses README.md as your site's index page, no index.md needed. Supported on GitHub Pages.

Jekyll plugin that sets page.title from the first Markdown heading when front matter has none. Supported on GitHub Pages.

Convert office documents to PDF using LibreOffice.

Easy CLI tool for making non-blocking zero downtime schema changes in PostgreSQL

Client for the distributed event system Riemann.

Apparition is a driver for Capybara that allows you to run your tests on Chrome in a headless or headed manner

Precompiled binaries for image_optim: advpng, gifsicle, jhead, jpeg-recompress, jpegoptim, jpegtran, optipng, oxipng, pngcrush, pngout, pngquant

A Jekyll plugin for rendering GitHub avatars

Jekyll plugin that silently sets default layouts for pages, posts, and collection documents that don't specify one. Supported on GitHub Pages.

Gem for interacting with the Nylas API v2.

A ruby port of puppeteer

Provides an integration for sending events to Amplitude

An extension for Asciidoctor that converts AsciiDoc documents to EPUB3 e-book format.

Enable librarians, curators, and others who are responsible for digital collections to create attractive, feature-rich websites that feature these collections.