Take It Down
takes down nudes/sexually explicit content of yourself online, specifically images/videos taken before you were 18
StopNCII.org
takes down intimate images of yourself online including revenge porn, for people 18+ specifically
DoesTheDogDie.com
database of trigger warnings for various media
DarkPattern.games
game reviews dedicated to finding healthy games that don't use addictive tricks
Windows Recall Is Back to Record Your Computer Usage: Here’s How To Opt Out
How to Enable Do Not Track in Any Web Browser
How to Disable Ad ID Tracking on iOS and Android, and Why You Should Do It Now
Cover Your Tracks
tests how protected your browser is from trackers/fingerprinting
Terms of Service; Didn't Read
easy to understand resource that breaks down the terms of service on different sites, especially in regards to privacy and user data
Firefox
desktop and mobile browser, privacy based
uBlock Origin
content blocker
Privacy Badger
blocks invisible trackers