[erlang-questions] Why do "interface to language X" projects all seem to die out?

[Tuncer Ayaz]

On 31 August 2016 at 16:18, Matthias Lang <matthias@REDACTED> wrote:
> Hi,
>
> Pretty much all of the "not built in to OTP" ways to connect to other
> languages seem to have died, i.e.
>
>    - EPI (C++). Last commit 2009.
>    - py_interface (Python). Last commit 2014. Freshest of the lot.
>    - edtk (C). Last release 2007.
>    - dryverl (C). Last release 2008.
>    - erlua (Lua). Project page dead. Author's email is dead.
>    - erlualib (last commit 2010). Github-linked company page dead.
>
> Can anyone offer some experiences or ideas why?
>
> Could it be that these types of solutions are rarely needed? Maybe
> NIFs are unbeatable for the "narrow interface, no state, high
> performance" cases and port programs with hand-rolled interfaces most
> of the rest.

https://hackage.haskell.org/package/erlang (alive)
https://github.com/jlouis/erlangnode (alive; not sure how complete)
https://github.com/EchoTeam/ocaml-erlang-port (very stable or abandoned)