There are some similarities, yes. There's a good discussion of the differences here: http://www.reddit.com/r/haskell/comments/1pkzd0/show_reddit_my_weekend_proj

There are some similarities, yes. There's a good discussion of the differences here: http://www.reddit.com/r/haskell/comments/1pkzd0/show_reddit_my_weekend_project_purescript/ http://www.reddit.com/r/haskell/comments/1pkzd0/show_reddit_... Basically, I wrote this partly just for fun, but also because each of the current options (Fay, Elm, Roy, TypeScript, etc.) all had some small feature I wanted to change. The biggest factor for me was the generation of compact, readable, debuggable Javascript.