TimeCalc is a library for idiomatic time calculations, like "plus N days", "floor to month start", "how many hours between those dates", "sequence of months from this to that". It intends to be small and easy to remember without any patching of core classes.

Use timestamp values to represent boolean data such as deleted, published, or subscribed.

Profile web applications by noting differences in response times based on input values

TLSPretense provides a set of tools to test SSL/TLS certificate validation. It includes a library for generating certificates and a test framework for running tests against a client by intercepting client network traffic."

toft currently support testing chef, puppet, shell scripts using cucumber on lxc on ubuntu

general purpose Ruby library used by Sinatra 2.0, Mustermann and related projects

Tor.rb is a Ruby library for interacting with the Tor anonymity network.

A mixin to track instances of Ruby classes that require explicit cleanup, helping to identify potential resource leaks. It maintains a list of created instances and allows checking for any that remain unclosed.

Transit marshalling for Ruby

Simple, zero-dependant enum translation gem for Rails

Manage delta indexes via Delayed Job for Thinking Sphinx

(tts) Text -> Mp3 made easy.

Draw pie charts in your terminal window.

Tumblargh aims to reduce suffering involved with building a theme by offering a way to fully develop, lint and test Tumblr themes locally, with real posts from any existing Tumblog.

Twitty makes working with the twitter account subscriptions APIs much easier

TwoCaptcha allows you to solve captchas with manual labor

A Ruby interface to the Uber API.

upnp provides the tools you need to build an app that runs in a UPnP environment. This is a pre-release gem and is subject to substantial change.

Generate screenshots from websites almost instantly at any preferred size using ruby and the url2png.com API

UsePacks is a gem that helps in creating and maintaining packwerk packages.