Invidious

Invidious is an open source alternative front-end to YouTube that prioritizes your privacy and offers a more ethical browsing experience. It is designed to protect you from Google's tracking and ensure that your viewing habits remain private. Features include privacy focused design to protect from tracking, ethically designed to minimize distractions, accounts for subscribing to channels without needing a YouTube account, multilingual support available in many languages, no ads experience fully supported by Sponsorblock, and developer API with fully featured and documented REST API. Invidious is completely free (libre) and open source software.