This will happen in OSS with the right license. You have three options from what I can tell: 1) ask nicely to give you what you deem to be the appropriate amoun

This will happen in OSS with the right license. You have three options from what I can tell: 1) ask nicely to give you what you deem to be the appropriate amount of credit 2) deal with it 3) make your library better than theirs. To live by the essence of OSS would be to do number 3.