For Linux users, you can, with only one command line, get all your development activities for the last week. Use full to do your weekly report.
Let's do :
find . -type d -name '.git' -exec echo {} \; -exec git -C {} log --author=[username] --since="1 weeks ago" \;
Let's do :
find . -type d -name '.git' -exec echo {} \; -exec git -C {} log --author=[username] --since="1 weeks ago" \;
Enjoy!