There's less than 60 coded from scratch [1].

If you further ignore all the ones with premines/instamines/devtax, then you're left with only a handful,
that share the good properties of Bitcoin: created to innovate, not to enrich the creators.

[1] https://docs.google.com/spreadsheets/d/1geg5HHgDO-ht0u6CSTHplJudr9kSGQYAoJvaKnfRhI4/edit#gid=0