In the news today: http://libscore.com/. Background: https://medium.com/@Shapiro/introducing-libscore-com-be93165fa497 - I don’t see version numbers in their dataset, but it seems like they’re 99% of the way there, and it wouldn’t be too hard to add?
That’s not to say HA couldn’t or shouldn’t implement what we discussed above – in fact, personally I think we still should – but just FYI.