TubeLister - Generate a YouTube playlist from your opened tabs.
Minitube - Minitube is a YouTube desktop application.
Tuned Rocks📺 - Discover🔎 curated Youtube videos 24/7
FreeTube - FreeTube is an open source desktop YouTube player built with privacy in mind.
Vidlis - Create music playlists from YouTube videos.
NewPipe - NewPipe is a lightweight YouTube front-end for Android.