Greasy Fork is available in English.

YouTube RatingBars (Like/Dislike Rating)

It shows RatingBars which represents Like/Dislike Rating ratio.

Ekde 2019/11/12. Vidu La ĝisdata versio.

Aŭtoro
knoa
Ratings
0 0 0
Versio
3.2.2
Kreita
2017/06/02
Ĝisdatigita
2019/11/12
Licenco
N/A
Aplikiĝas al

It works on the top page, search results, video watching and channel pages, etc.
If a video has less than 10 rating votes, an appended bar is thinner.

How to install user scripts:
https://greasyfork.org/ja/help/installing-user-scripts