Html5 Video Speed Control is a video controller extension for chrome. also, it is html5 extension. it's a free extension , it has 98 active users since released its first version, it earns an average rating of 5.00 from 1 rated user, last update is 1794 days ago.
The appearance and description are aweful, but the extension is awesome.
You could download the latest version crx file or older version files and install it.
English.
You could find more help information from html5 video speed control support page.
You could send emails to publisher, or check publisher's website.
More about manifest_file of html5 video speed control.
You could click to report abuse of html5 video speed control.