A list of software I use and recommend. Everything is free.

Internet browser: Librewolf (here's an installation guide for multiple operating systems)

Geminispace browser: Lagrange

3D modeling: Blender

Image editor: Gimp

Digital painting: Krita

Screen recorder: OBS Studio

Office suite: LibreOffice

Text editor: Sublime Text

Video editor: OpenShot

Game engine: Godot