Speed & Loop от grad13

"Speed & Loop" adds simple playback speed and A-B loop controls to HTML5 videos.

• Increase or decrease speed, and even play in reverse.
• Set loop start and end points.
• Keyboard shortcuts for speed(S/D) and loop(A/B) actions.

Privacy Note: Firefox storage is used only for extension settings, such as shortcuts and saved speeds by domain. No personal information is collected, transmitted, or sold. You can review source code at https://github.com/grad13/Speed-and-Loop and see how to use at https://orbital-q.sakura.ne.jp/extensions/SpeedAndLoop/