System Metrics is a Rails 3 Engine that provides a clean web interface to the performance metrics instrumented with ActiveSupport::Notifications

This gem provides access to the Taverna 2 Server REST interface from Ruby.

Read and write Google Spreadsheets like records

Tabletop aims to provide a simple way of describing, automating and tracking the tools and tasks involved in "analog" games, determining results from the motions and properties of various dice and chips.

Use Tablify to make prettier tabulated output in the console.

This GEM provide tabmani command, which help you manipulate table with text format.

Useful methods are added to TaLib, TaLib::Function, and TaLib::TAFunc.

Tool to generate changelog based on Parallel6 specs

The Ruby cloud services library. Supports all major cloud providers including AWS, Rackspace, Linode, Blue Box, StormOnDemand, and many others. Full support for most AWS services including EC2, S3, CloudWatch, SimpleDB, ELB, and RDS.

Use git to manage your rationally-versioned releases

tagutils - tag utilities (tag, taggings, tag list, etc.)

Simulation de comportement animal en informatique.

NFC is a ruby wrapper for the Near Field Communication library. The Near Field Communication library works with many USB RFID readers, so this gem lets you read RFID tags.

So I don't have to copy and paste a million times.

Tartlet is a command line utility that can be called with a single command (compress or extract) and a list of files to run tar without the headache.

Simple extensions to standard Ruby classes and useful helpers.

TrieService Auto-Suggest Command-Line Client for managing term lists

A business workflow engine

Command line interface for TaskMapper

Client for the TaskRabbit API