The git gem provides an API that can be used to create, read, and manipulate Git repositories by wrapping system calls to the git command line. The API can be used for working with Git in complex interactions including branching and merging, object inspection and manipulation, history, patch generation and more.

An interactive way to learn git.

Rugged is a Ruby bindings to the libgit2 linkable C Git library. This is for testing and using the libgit2 library in a language that is awesome.

Grit is a Ruby library for extracting information from a git repository in an object oriented manner.

Step through local git branches from the command line, keeping or deleting each.

This gem is designed to provide a Ruby interface to the gitolite git backend system. This gem aims to provide all management functionality that is available via the gitolite-admin repository (like SSH keys, repository permissions, etc)

User management and pairing for Git

Gritano is a tool to configure git servers over ssh

EZGit is a simple interface for working with git repositories

An octolicious wrapper around the Gitignore Templates API.

Gas is a utility to keep track of your git authors. Add them to gas and switch at any time. Great if you use one author at work and one at home or if you are doing pair programming. Is extendable with own commands.