Bash script to get all contributors from a bunch of repositories. The script loops through a folder containing github repositories, run git log and append the output to a file in the rootdirectory.

log-contributors.sh

#!/usr/bin/env bash

for f in */
do
  ( cd "./${f}"; (echo "${f}" >> ../shortlog.txt); ( git log --pretty="format:%an <%ae>" >> ../shortlog.txt); cd "../"; )
done