Centralized logging for rails apps using MongoDB. The idea and the core code is from http://github.com/peburrows/central_logger

Integração com a cielo

Simple dsl for defining how to calculate how complete a model instance is (similar to LinkedIn profile completeness)

The web app builder for Rails

Ruby port of Latent Dirichlet Allocation by David M. Blei. See http://www.cs.princeton.edu/~blei/lda-c/.

An ElasticSearch Client with ThriftClient-like failover handling.

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

Pagar.me's ruby gem

Test::Unit support for resque job queueing

SendWithUs.com Ruby Client

A suite for basic and advanced statistics on Ruby. Tested on CRuby 1.9.3, 2.0.0 and 2.1.1. See `.travis.yml` for more information. Include: - Descriptive statistics: frequencies, median, mean, standard error, skew, kurtosis (and many others). - Correlations: Pearson's r, Spearman's rank correla...

Timeout-lib, which interrupts everything, also systemcalls. It uses libc-alarm.

An easy way to include external video services in a rails app. This gem provides you wrappers for the most common video services, such as Youtube, Vimeo, Flickr, and so on...

Standalone rack app to manage files onbehalf of your app

http://www.mikeperham.com/2010/04/28/bayes_motel-bayesian-classification-for-ruby/

BigSitemap is a Sitemapgenerator suitable for applications with greater than 50,000 URLs. It splits large Sitemaps into multiple files, gzips the files to minimize bandwidth usage, batches database queries to minimize memory usage, supports increment updates, can be set up with just a few lines o...

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.

A RESTful video encoder which you can use as either a front-end to ffmpeg or headless on a server.

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