Bundler: The best way to manage a Ruby application's gems

Installation

gem install bundler

Commands

# Generate a Gemfile into the current working directory.
bundle init

# Add a gem to the Gemfile and run bundle install.
bundle add GEM

# Remove a gem from the Gemfile.
bundle remove GEM

# List all the gems in the bundle.
bundle list

# Install the dependencies specified in your Gemfile.
bundle install

# Execute a command in the context of the bundle.
bundle exec COMMAND