Add Thorax to the Rails asset pipeline. Generators take care of boilerplate code so you don't have to

Extensions to Thor for working within Rails environments

thumbor_rails is a client for the thumbor imaging service (http://github.com/globocom/thumbor) for Ruby and Rails projects.

Rails engine client for the Aeolus Image Factory cross-cloud virtual machine image builder.

Timber.io Rails integration

Provides smart-time-ago jQuery plugin for your Rails 3 app

Makes it easy to store time duration, make calculations and comparions and store the duration using Mongoid

Rails integration for CloudSearch

Gem that includes Tinycon (A small library for manipulating the favicon, in particular adding alert bubbles and changing images.)

TinyMCE wrapper, that takes care of managing media files (images, videos) and links within your Rails application.

TinyMCE plugin for file uploads in Rails >= 4.0. Document storage is handled manually, so works with everything.

Update tire (elasticsearch) index async with Sidekiq or Resque

Translation Markup Language from Translation Exchange.

Toast is a Rack application that hooks into Ruby on Rails. It exposes ActiveRecord models as a web service (REST API). The main difference from doing that with Ruby on Rails itself is it's DSL that covers all aspects of an API in one single configuration.

Generate named tokens on your ActiveRecord models.

Tolaria is a content management system (CMS) framework for Ruby on Rails. It greatly speeds up the necessary—but repetitive—task of creating useful admin panels, forms, and model workflow. Includes a library of rich form components, passwordless authentication, and text search tools. Make your editors happy!

Tolken's API is more verbose than most similar gems. The idea is that you should be aware of when you're dealing with translatable fields and what language you're interested in in any given moment. In tolken a translatable field is just a Ruby hash which makes it easy to reason about.

Transparent, extensible background processing for Ruby & PostgreSQL

Convert strings and symbols to slug param

TouRETS is a rails gem used to interface with multiple RETS using the ruby-rets gem