Best Html5 Player Mozilla Addons Alternatives

Play YouTubeâ„¢ Videos Only in HTML5 Player

⚠️ HTML5 video is now YT's default*

This Add-on adds the &html5=1 option to YouTube-URLs during page load. This happens without any user interaction, like clicking a button. Simply turn this Add-on on or off, whether you want to use it or not.

YouTube HTML5 Player -- Watch in HTML5 if Flash is disabled by your company or school.

A very lightweight add-on that allows you to watch YouTube™ videos using Flash® Player instead of the default HTML5 player. The Flash® Player will consume less material resources (CPU, RAM) if your PC doesn't easily support HTML5 videos. Try it!

YouTube video player sucks a lot, this basic video player sucks less

NOTE: this extension will be deprecated in favor of 'HTML5 Video EveryWhere' extension

Get rid of legacy Flash based embedded YouTube videos and replace them with YouTube's HTML5 player. Works even if you have Flash on.

Support for replacing the player on YouTube site is in development.

Принудительный вызов HTML5 плеера ВКонтакте даже при наличии Adobe Flash (можно отключить это поведение в настройках аддона).
Force load of HTML5 video player of vk.com even when Abode Flash is avaliable.

Switch All YouTube™ Videos to Flash® Player

Resize the Youtube.com video player as much as you like!

If you're like me, and you'd rather listen to your favourite songs on YouTube,this extension is for you

Adds YouTube auto-replay functionality to any video. Just browse to any youtube video, and click the extension icon, then get back to work.

YouTube HTML5 converter

This extension replaces the Flash player found on the new DI.fm beta website with an HTML5 player. Very basic, but gets the job done.

Play all videos on youtube without flash in your preferred size using only HTML5.

Allows links to HTML5 audio and video supported media to be opened in a media player window within the browser.