git’s behavior is really nice: any program on $PATH named `git-foo` can be accessed as a sub command `git foo`. I’ve personally taken this a step further, and w

git’s behavior is really nice: any program on $PATH named `git-foo` can be accessed as a sub command `git foo`. I’ve personally taken this a step further, and wrapped git in a shell function so that `git cd bar` navigates to the directory `bar` relative to the repository root.