Go https://pkg.go.dev/github.com/bcutil/kheavyhash https://github.com/bcutil/kheavyhash

Python https://pypi.org/project/kheavyhash/ https://github.com/blkutil/kheavyhash

Javascript / Typescript https://www.npmjs.com/package/@blockutil/kheavyhash https://github.com/blockutil/kheavyhash