I wrote a ~ATH interpreter.
Its still in the early stages, but it works.
It is written in python, so you will need python to run it.
I intend to work on it more later, but it is in a working state.
I believe It is Turing complete.
Although, most algorithms in it will probably use a lot more memory than they would in other things.
Here's hoping everyone likes it.
Tutorial for using it at
(Includes a clear description of syntax)