Astro software and Apple articles - IT Support

Applications Setup
How to Activate certain programs and suites at the command line
Environment Modules on Apple Macs
A functional replacement for Applications Setup
IDL in Astrophysics
IDL, as installed on Astro MacOS X systems
MacPorts on Apple Macintosh Systems
MacPorts programs and libraries on Astrophysics MacOS X systems
Screen: managing multiple programs over a single ssh connection
Interactive background processing
Self Service for MacOS
The Self-Service facility under macOS
The Starlink collection