https://github.com/learnbyexample/command_help so that I can quickly get documentation for command options. Inspired by http://explainshell.com/ but wanted a cli tool.
Fails for lot of corner cases, but still useful most of the time. Here's an example:
$ ch ls -Gv
ls - list directory contents
-G, --no-group
in a long listing, don't print group names
-v natural sort of (version) numbers within text