Privacy Redirect - Redirects Twitter, YouTube, Instagram & Google Maps requests to privacy friendly alternatives.
Invidious Redirect - A (very) small WebExtension to redirect YouTube links to Invidious.
InvidioMe - Convert any YouTube Links and Videos to Invidio Links
PeerTubeify - On YouTube, displays a link to the same video on PeerTube, if it exists.
Nitterify - Redirect Twitter to Nitter, an alternative, privacy-friendly, interface.
Untrack Me - Surf the web, free from tracking