@Opolork the issue tracker is on the top level:
https://gitlab.com/groups/theopenstore/-/issues
As Bolly stated, each app has its own maintainer. It is a bit of work, as you have to contact each maintainer, but we will be more than happy to fix the spelling mistakes. Opening an issue (again, as stated before) might be the easiest way at least for now... Oh, and thank you