Here you will find multiple resources related to Fortran.

Compilers

Fortran has many compilers available. So far, those are the more common nowadays:

• GNU
• Intel
• PGI
• …

Language standards

Fortran has several revisions. Each one introduces new features into the language.

• …
• Fortran 90
• Fortran 95
• Fortran 03
• Fortran 08
• Fortran 18

Books

• Modern Fortran Explained: Incorporating Fortran 2018

Other stuff

• https://fortran-lang.org/
  • A well known Fortran community web site
• Standard lib
  • Under development
• Fortran Package Manager
• Compiler explorer
  • Source code assembler