I finished an Elm-like IDE for Haste projects. Haste is a compiler from Haskell to Javascript. The software is at: https://github.com/agocorona/tryhplay Running in a heroku instance with a simple example: http://tryplayg.herokuapp.com/try/console.hs/edit Besides to edit-compile and run, it can also import , compile and run haste projects from git repositories (Although this, like the rest of the p