The OpenGOAL project is very active at reimplementing the GOAL compiler and infrastructure of Jak 1.

https://blog.jakspeedruns.com/opengoal-project-update-septem...

Looks like GOOL was an early interpreted(?) lisp/scheme, and GOAL was a later complier/compiled version?

GOOL: https://all-things-andy-gavin.com/2011/03/12/making-crash-ba...

GOAL: https://en.m.wikipedia.org/wiki/Game_Oriented_Assembly_Lisp

https://github.com/water111/jak-project