YouTube Vanced is a modded version of YouTube which contains a lot of features such as adblocking, background playback, and more.

Features:
Block all ads
Background Playback
Force VP9 (or HDR) or vice versa
Themes (Black, Dark, White)
PiP - Picture in Picture mode (Oreo and above only)
Auto-Repeat Feature
Preferred Speed and Resolution

For the full feature list, please visit the XDA thread: forum.xda-developers.com/android/apps-games/app-youtube-vanced-edition-t3758757

Please note: The variant uploaded here is the non-root version, which requires MicroG for Vanced to be installed if you want to log in.
From version YouTube Vanced 15.05.54:
Removed:
- Auto subtitles (has been replaced with live captions)
- minimised video player style (Google removed it)
- auto repeat (might be fixed later)
- accessibility seek buttons (might be fixed later)

Changed:
- Whatever Youtube fixed over 9 months :P
- some small bugs
- Installation now with SAI
All versions
March 22, 2020
March 12, 2019
December 22, 2018
December 19, 2018
December 7, 2018
November 25, 2018
November 17, 2018
November 13, 2018