To be specific, quoting the website: > The first version of the compiler was made 2015 - 2016, attracting a fair bit of attention in the programming community.

To be specific, quoting the website: > The first version of the compiler was made 2015 - 2016, attracting a fair bit of attention in the programming community. In the spring of 2017 I rebooted the project, rewriting it in Haskell (it used to be C).