7 Languages in 7 Weeks for 2025

It&rsquo;s been over 14 years since the original 7 Languages in 7 Weeks was first published, giving a hands on tour of Ruby, Clojure, Haskell, Io, Scala, Erlang and Prolog. Ruby achieved critical mass, to some degree so did Scala, with the others being popular within their specific niches. This post shows 7 languages worth exploring in 2025.