Greasy Fork镜像 is available in English.
Hugely improves load speed of pages with lots of embedded Youtube videos by instantly showing clickable and immediately accessible placeholders, then the thumbnails are loaded in background. Optionally a fast simple HTML5 direct playback (720p max) can be selected if available for the video.
bug with YouTube Link Title
http://www.inven.co.kr/board/powerbbs.php?come_idx=4625&l=347408
only YouTube Link Title.
http://image.prntscr.com/image/71d676a328604a74bdea2d7b59e436e4.png
FYTE and YouTube Link Title.
http://image.prntscr.com/image/52104f8bc4874f33b75a388e45fd493b.png