Tired of repeating 'validates_format_of' with the same regex expression across your models only to validate the same email address and postal code fields? So am I. Use format_for_extensions to dynamically define reusable formats for any ActiveRecord model attribute you want.

Complex format validators

Wrapper for the Formstack API

gem-status gets the list of gems you use from Gemfile.lock file and runs some checks on those gems. Checks that can be run are: * Does it has a license? If it does not, it can be a problem for distributing your software with this gem. * Is it Gpl? If it is, it can be a problem if y...

whois for gems, because gem names are like domains in the 90's

Provides Geography information from the US and world (ie. US states list with abbreviations and names, World countries list, etc.)

GeoKit module for using Maxmind GeoIP City database

Command-line tool designed to back up repos from github

an easy way to clone all your projects from github

Ridiculously easy git-style binaries

Google Safe Browsing v3 Lookup is a lighter alternative to the full API. The service allows users to check up to 10,000 URLs a day against their list og phishing and malicious sites. A free API key is required.

Google Voice does not have an API. This library gets around that limitation.

Includes grid square decoding/encoding & call sign lookup.

Easy access and creation of "has many" relationships for ActiveRecord models. It uses a "vertical table" so schema changes aren't necessary when you add fields. Use this plugin to add preferences, options, flags, etc to your models

Put EAV behaviour on your ActiveRecord models

A convenient DSL for defining complex price reader/serializer in a class and organizing a price breakdown. Price can be declared with items and groups which depend on other attributes. Price is a very simple subclass of Hash. This provides for easy serialization and flexibility in case of impleme...

heroku_external_db lets you specify multiple databases using Heroku-style DATABASE_URL parameters, wire them up to different ActiveRecord configurations, and automatically configure it from the Rails environment. It also adds support for the :sslca configuration parameter so you can talk t...

Converts an HTML document to a LaTeX version with reasonably sensible markup.

A simple lib for downloading pictures from web pages. It can get and parse page with different options and receive images from specified locations. It is possible to download images simultaneously in multiple threads or sequentially. In fact, it's picture downloader or picture grabber from web...

Provides methods for indexing objects to Index Tank. Extra convenience methods included for Active Record objects.