Bundler adds the ability to use gems directly from git repositories. Setting
them up is as easy as adding a gem to your Gemfile. Using the very latest
version of a gem (or even a fork) is just as easy as using an official
Because Rubygems lacks the ability to handle gems from git, any gems
installed from a git repository will not show up in
They will, however, be available after running
Specify that a gem should come from a git
repository with a .gemspec at its root
gem "nokogiri", :git => "git://github.com/tenderlove/nokogiri.git"
If there is no .gemspec at the root of
a git repository, you must specify a version
that bundler should use when resolving
gem "deep_merge", "1.0", :git => "git://github.com/peritor/deep_merge.git"
Specify that a git repository containing
multiple .gemspec files should be treated
as a gem source
git "git://github.com/rails/rails.git" do
Specify that a git repository should use
a particular ref, branch, or tag
:git => "git://github.com/rails/rails.git", :ref => "4aded"
:git => "git://github.com/rails/rails.git", :branch => "2-3-stable"
:git => "git://github.com/rails/rails.git", :tag => "v2.3.5"
Specifying a ref, branch, or tag for a
git repository specified inline works
exactly the same way
gem "nokogiri", :git => "git://github.com/tenderlove/nokogiri.git", :ref => "0eec4"