Blacklight is an open source Solr user interface discovery platform. You can use Blacklight to enable searching and browsing of your collections. Blacklight uses the Apache Solr search engine to search full text and/or metadata.

json_resume creates pretty resume formats from a .json input file. Currently, it can convert to html, tex, markdown and pdf. Customizing the templates to your own needs is also super easy.

Git history statistics generator

Ruby library for the Xero accounting API. Originally developed by Wayne Robinson, now maintained by the Xero API Team & Xero/Ruby developer community.

Bridgetown is a next-generation, progressive site generator & fullstack framework, powered by Ruby

Stores and retrieves localized data through attributes on a Ruby class, with flexible support for different storage strategies.

Ruby library for the Xero accounting system API.

Mailman makes it easy to process incoming emails with a simple routing DSL

Validate email addresses against RFC 2822 and RFC 3696.

This gem spells out numbers in several languages using the I18n gem.

Common utils used by active_merchant, active_fulfillment, and active_shipping

Turnout makes it easy to put your Rails application into maintenance mode

dotiw is a gem for Rails that overrides the default distance_of_time_in_words and provides a more accurate output. Do you crave accuracy down to the second? So do I. That's why I made this gem. - Ryan

Automatically generate beautiful front-end style guides with Sass and Markdown. See https://livingstyleguide.org for details.

Serve is a small Rack-based web server that makes it easy to serve ERB or HAML from any directory. Serve is an ideal tool for building HTML prototypes of Rails applications. Serve can also handle SASS, Textile, and Markdown if the appropriate gems are installed.

Offsite Payments is a simple abstraction library used in and sponsored by Shopify. It is written by Tobias Luetke, Cody Fauser, and contributors. The aim of the project is to put as simple an abstraction as possible on top of offsite (often called hosted) payment pages, and allow contributors to ...

I18n ActiveRecord backend. Allows to store translations in a database using ActiveRecord, e.g. for providing a web-interface for managing translations.

Twitter Client on Terminal with Twitter Streaming API.

Routing filters wraps around the complex beast that the Rails routing system is, allowing for unseen flexibility and power in Rails URL recognition and generation.

Simple OAuth 2.0 provider toolkit