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."

A library for interacting with TowerData's Personalization and Utilities APIs.

Package tracking made easy. Currently supported services include FedEx, UPS, and USPS.

Transducers, composable algorithmic transformations

library for interacting with packagecloud.io

Trocla helps you to generate random passwords and to store them in various formats (plain, MD5, bcrypt) for later retrieval.

Trucker is a gem for migrating legacy data into a Rails app

Manage delta indexes via Resque for Thinking Sphinx

A gem provides My Number & Corporate Number validators

A highly customisable application configuration interface for building terminal tools. It supports many file formats such as YAML, JSON, TOML, INI, HCL and Java Properties.

File manipulation utility methods.

Parser for command line arguments, keywords, flags, options and environment variables.

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.

This tunnels HTTPS to HTTP and configures itself using Pow's config.

RSpec custom formatter for Turnip

TwoCaptcha allows you to solve captchas with manual labor

Skip default_scope in your associations

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.

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