Mongo on Speed

You can model your Timed Colored Petri Net in Ruby using convenient DSL and simulate it quite efficiently.

Rapidly and arbitrarily timestamp ActiveRecord records

Leverage the Rails generator to architect new Rails apps with lots of default gems, templates, and other recipes, quickly.

Determines the monospace display width of a string

Ruby bindings to woothee-rust

Fast parsing xls to the hash

Fast Ruby Hash to XML and XML to Ruby Hash converter written in pure C

A simple ruby interface to libxml (with hpricot-like syntax)

A faster implementation of getting the current local 4 digit year.

Fatboy is a gem designed to easily keep track of views. It doesn't touch your SQL, and stays slim in redis. It also makes it easy to query based on how viewed something is.

Create a single, fat bundle of your Ruby script using Bundler

A dead simple pure-ruby caching framework for large datasets.

Tool for running and interacting with a multi-process service

Using Action Mailer, gem sends all tasks from Fat Free CRM to your Wunderlist account.

Ruby client for Fathom Analytics server.

Models define access rules via a DSL. Controllers call auth_required. Access denied returns 404.

FatSecret API wrapper

An active_model compliant wrapper for FatSecret API

FatSecret Authentication Gem