Fortran 77/90/95 compiler for Mac OS 9

[teroyk]

I found some information about fortran compiler for Mac OS 9 from: http://daugerresearch.com/vault/compilingMPI.shtml#MacMPIAbsoft9
"
Absoft Pro Fortran v7.0
...
This version of the Absoft compiler on OS 9 will create a Carbon application by default, which should be executable on both OS 9 and X. "

[Protools5LEGuy]

It seems something to make use of Pooch :

http://macos9lives.com/smforum/index.php/topic,2663.0.html

Fortran Formula Translator seems more related to cluster computing & calculate fluids task than Programming in the sense of C+, Pascal or BASIC