Test Kitchen is an integration tool for developing and testing infrastructure code and software on isolated target platforms.

Powers up The Dude with SSH integration

Makes it so you can set a remote destination for thor's actions (via ssh/sftp)

Capistrano is a utility and framework for executing commands in parallel on multiple remote machines, via SSH.

Tiebreaker for NetApp SVM DR

A minimal Continuous Integration system, written in ruby, powered by git

run ssh command, upload/download file/directory on/to muti host

The official client for the http://tmux.me pair programming service

Vagrant is a tool for building and distributing virtualized development environments.

A command-line utility for wrangling SSH tunnels.

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

A set of tools to assist developer.

Utility that will automate simple daily tasks developers perform like creating a Github pull request

toss - Simple deployment

Simple wrapper for net/ssh and net/scp

Script to automate Chef deployments from Travis

Trebor is a small DSL

I have been using Travis-CI for a few years to build, test, and deploy my apps. Bash is great, but using a higher level language for interacting with Travis and the build machine would be very beneficial. Trent is a convenient ruby gem that helps you execute system shell scripts with as little code *and pain* as possible.

Trezor

Simple but powerful deployment