You can report bugs or send us pull requests on our GitHub.
For the website: https://github.com/DjangoGirls/djangogirls
For the tutorial: https://github.com/DjangoGirls/tutorial
For the tutorial extensions: https://github.com/DjangoGirls/tutorial-extensions
For the organizers manual: https://github.com/DjangoGirls/organizer-manual
For the coach manual: https://github.com/DjangoGirls/coach-manual
For this FAQ: https://github.com/DjangoGirls/organizer-manual-faq