GitHub - gediminasel/videospeed-firefox: HTML5 video speed controller (for Firefox). WebExtensions port of Video Speed Controller Chrome extension.
![GitHub - gediminasel/videospeed-firefox: HTML5 video speed controller (for Firefox). WebExtensions port of Video Speed Controller Chrome extension. GitHub - gediminasel/videospeed-firefox: HTML5 video speed controller (for Firefox). WebExtensions port of Video Speed Controller Chrome extension.](https://user-images.githubusercontent.com/121805/50726471-50242200-1172-11e9-902f-0e5958387617.jpg)
GitHub - gediminasel/videospeed-firefox: HTML5 video speed controller (for Firefox). WebExtensions port of Video Speed Controller Chrome extension.
![How to Speed Up or Slow Down Any Video in Firefox Using the Video Speed Controller Plugin - YouTube How to Speed Up or Slow Down Any Video in Firefox Using the Video Speed Controller Plugin - YouTube](https://i.ytimg.com/vi/wE4rLMAJ-04/maxresdefault.jpg)