There’s a lot of free software online that you can take advantage of, and some that you might not have heard of.
3d Editing: Blender
Art Software: Krita
Audio / E-books: Project Gutenberg, Standard Ebooks, Libby app and Overdrive app through your local library online
Audio Recorder / Editor: Audacity
Browser: Chrome
Budgeting: Google Sheets, Empower
Chat Software: Discord
Code Editor: Visual Studio Code, Visual Studio
Compression: 7 Zip
Coupons: Retail Me Not
Documentaries: Documentary Heaven, Documentary Storm
Earth Camera: EarthCam, Mangolinkcam
Flight Tracking: Flight Radar 24
Free Courses: MIT OpenCourseWare, Harvard, Coursera, edX
Free Things: free sections on FreeCycle, NextDoor, Facebook Marketplace, and Craigslist
Free Online Events: Eventbrite
Games + Learning: Cool Math Games, Scratch
Graphing Calculator: Desmos
Icons: The Noun Project
Image Editing: Photopea, Paint.NET, Gimp, Inkscape
Learn a new language: Duolingo, Mango (through your local library card)
Maps: Google Maps
Music Production Software: Cakewalk
Radio: Radiogram app, Radio Garden app
Recipes: Mealime, SuperCook, Umami
Reference Management Tool: Zotero
Satellite Tracking: Heavens Above
Space Exploration Simulator: Space Engine
Stock Photos: Pexels, Pixabay, Unsplash
Streaming / Screen recording: OBS
Upscaler: Upscayl
Video Editing: DaVinci
Video Game Design Software: Unity
Weather Report: Windy