TAG | powershell
If you failed (because I am) to use Git bash all the time just to look cool and geeky, the following article will help you to add GitExtensions support. So you will be able to call them right from your Git bash or posh-git.
So my daily usage looks like the following:
#will open diff dialog
git ex viewdiff
#will open commit dialog
git ex commit
#will open GitExtensions start page
git ex
UPDATE
You can use the following PowerShell script to do all the stuff for you: