[dodos]

I'm not sure if this is exactly what you are looking for, but there have been a couple discussions here about musclewiki in the past.

https://news.ycombinator.com/from?site=musclewiki.com

[have_faith]

I noticed that workout.lol was scraping data from there. The website itself says that it's fine to re-use the data but I was imagining more a SQL database with an explicit license etc.