git guilt

Show total blame count for files with unstaged changes or calculate the change in blame between two revisions. Part of git-extras. More information: https://github.com/tj/git-extras/blob/master/Commands.md#git-guilt.

• Show total blame count:

git guilt

• Calculate the change in blame between two revisions:

git guilt {{first_revision}} {{last_revision}}

• Show author emails instead of names:

git guilt --email

• Ignore whitespace only changes when attributing blame:

git guilt --ignore-whitespace

• Find blame delta over the last three weeks:

git guilt 'git log --until="3 weeks ago" --format="%H" -n 1'

• Find blame delta over the last three weeks (git 1.8.5+):

git guilt @{3.weeks.ago}