I've had some mild success with https://hackage.haskell.org/package/dynamic-loader https://hackage.haskell.org/package/dynamic-loader (which is basically just a

I've had some mild success with https://hackage.haskell.org/package/dynamic-loader https://hackage.haskell.org/package/dynamic-loader (which is basically just a Haskell wrapper around the C-functions in the RTS), but compared to writing normal Haskell, this is playing with fire as you loose all type-checking guarantees.