riffdiff 0.9.7
Riff
Riff is a wrapper around diff that highlights not only which lines have changed, but also which parts of the lines that have changed.
Usage
git diff | riff
Or if you do…
git config –global pager.diff riff
git config –global pager.show riff
… then all future <tt>git diff</tt>s and <tt>git show</tt>s will be refined.