Ruby API for use with bitstamp.

An awesome, flexible, powerful, useful, tricky and liar Rails 3 recommendations engine.

This ensures that devise will update a last_seen flag on the model whenever you check if a user is authed.

DataMapper plugin providing support for aggregates on collections

DataMapper plugin constraining relationships

File attachments as attributes for DataMapper, based on the original Paperclip by Jon Yurek at Thoughtbot

DataMapper plugin for magical timestamps

Makes transaction support available for adapters that support them

Enwrite allows you to generate a website from content stored in Evernote.

gcm_on_rails is a Ruby on Rails gem that allows you to easily incorporate Google's 'Google Cloud Messaging for Android' into your Rails application. This gem was derived from c2dm_on_rails (https://github.com/pimeys/c2dm_on_rails) after Google deprecated C2...

Calculates the geo distance between two locations using longitude and latitude using Haversine, Speherical or Vincenty formula. This is done using Math formulas without resorting to Active Record or SQL DB functionality

Glimmer DSL for Web (Ruby in the Browser Web Frontend Framework) enables building Web Frontends using Ruby in the Browser, as per Matz's recommendation in his RubyConf 2022 keynote speech to replace JavaScript with Ruby. It aims at providing the simplest, most intuitive, most straight-forward, an...

Easily add autocomplete geo-functionality to your Rails app :)

Lets you read from the Google Contacts API. Posting to come later.

An EventMachine based S3 client

Infinity Test is a continuous testing library and a flexible alternative to Autotest, using Watchr library with RSpec, Test::Unit or Bacon with RVM funcionality, giving the possibility to test with all Rubies that you have in your RVM configuration.

A subset of the ISO spec implemented in ruby

Send emails, track statistics, and manage your subscriber base with ease.

Use this gem to access New Relic application information via a REST api

A simple Ruby library for parsing Open Graph Protocol information from a website. It also includes a fallback solution when the website has no Open Graph information.