UiO officially supports Windows, MacOSX and Linux as operating systems.
Most of the pages on software and computer installation and usage are unfortunately not translated to English, but if you know some Norwegian, you might find them helpful. Go to the Norwegian Computer and Software pages.
Software Center, Macprog, Winprog
UiO Program Kiosk: use software without installing it on your computer, change display language in an application.
Where do I save my files and other data? How can I get a file back if I have lost it or deleted it by mistake? Version control and personal Git reposotory.
Dropbox with UiO log-in, for researchers and other UiO staff with specific needs for data availability and sharing.