Wisepdf uses the shell utility wkhtmltopdf to serve a PDF file to a user from HTML. In other words, rather than dealing with a PDF generation DSL of some sort, you simply write an HTML view as you would normally, and let pdf take care of the hard stuff.

A Ruby natural language processor to extract stats from text, such was word count and more.

WP2TXT extracts text and category data from Wikipedia dump files (encoded in XML / compressed with Bzip2), removing MediaWiki markup and other metadata.

Serialize to hypermedia. HAL, JSON-API, etc.

HTML output format for Yaks

yaml encryption/decryption helper.

A YARD extension for documenting Solargraph tags.

Yet Another RSpec JUnit Formatter (for Hudson/Jenkins)

Print labels using ZPL2 and Ruby

ActiveModel extension with support for ActiveRecord-like Attributes API

Recursively traverse trees using a single SQL query

MySQL index hint support for ActiveRecord

It is the library to reconnect automatically when ActiveRecord is disconnected from MySQL.

Integrate PostgreSQL's enumerated types with the Rails enum feature

Adds support for postgres arrays to ActiveRecord

This gem enables your model to query the database using the earthdistance extension. This should be much faster than using trigonometry functions over standart indexs.

Refresh ActiveRecord connection on each rack request.

Rescue from MySQL and Sqlite duplicate errors

A wrapper for scheduling jobs through ActiveJob

ActiveZuora - Zuora API based on ActiveModel and auto-generated from your zuora.wsdl.