This is a great start! Note though that public git repos doesn't mean they have public issue trackers, or they are taking pull requests. Instead they want you

This is a great start! Note though that public git repos doesn't mean they have public issue trackers, or they are taking pull requests. Instead they want you to sign a CLA and then send patches by e-mail (sic). https://threema.ch/en/open-source/contributions/ https://threema.ch/en/open-source/contributions/ Also each new (beta) version will be squashed into an entire commit, instead of commits being atomic. But the license is FLOSS so it technically qualifies as that. As an user of Threema, I wish them good luck.