See the online manual for details of the available compile and link options. You can use the SGI debugger, dbx , to debug Fortran 90 programs. On 'hebe', 'cronus', 'csm-sgi' and 'olib' the default type is n32. On an IRIX 5.3 machine the default type is o32. It comes with an integrated editor and GKS graphics library.
Personal copies are available to students for educational purposes.
Please note that you will have to complete a site licence form on which you must specify the serial number of the PC on which you intend to use the software.