Standard ML is a strict, impure functional programming language.
See smlfamily.org for more information.
Related GitHub project web pages:
https://github.com/smlfamily
https://github.com/smlnj
https://github.com/mlton
Other related links:
smlfamily.org
smlnj.org
MLton.org
https://elsman.com/mlkit
https://smlfamily.github.io/history/index.html