SubtitlesOctopus
SubtitlesOctopus is a library for WebAssembly and asm.js to displays subtitles in .ass format and easily integrates with HTML5 videos. It supports all SSA/ASS features and fully compatible with libass.
Video.JS
Flowplayer
MediaElement player with Multi-track
Plyr player
Clappr player
HTML5 Native player
Railgun S Karaoke Test - BlendRender
Attack on Titan Stress Karaoke Test - BlendRenderer
Attack on Titan Stress Karaoke Test - LossyRender
Aspect Ratio Test
Fonts Map Test
Resize Observer Test
WOFF2 Font Test