There are 2 repositories under hindley-milner topic.
Building a modern functional compiler from first principles. (http://dev.stephendiehl.com/fun/)
Functional programming inspired by ML for the Erlang VM
Different type inference algorithms implemented in F#
Swift type checking and semantic analysis for developer tools
A self-hosting mini Haskell compiler with a mini C runtime.
shapechecking neural net DSL using Hindley-Milner type system(compiles to pytorch as proof of concept)
A Hindley-Milner polymorphic typing system
Playing with type systems
Template for Hindley-Milner based languages
a language for Cultural Articulation
Interpreter of the ITGL with dynamic type inference
Hindley Milner Type Inference in Rust
The third iteration of the Lavender programming language, implemented in Rust.
Java implementation of Hindley Milner type inference algorithm for lambda calculus.
Hindley-Milner type inference in Scheme, for Scheme
Kotlin Hindley-Milner type inference with Arrow
SimpleScript, A Simpler Programming Language (WIP)
Hindley–Milner type inference implemented in Python.
Type inference implementation in OCaml using Algorithm W
🧐 Another Hindley-Milner implementation in Haskell