YouTube Button Controller 作者： Real Happy Man

YouTube Button Controller is a lightweight Firefox extension that gives you faster, more precise control over YouTube playback from a clean popup interface.

It includes:
- Play/Pause, Mute, Previous/Next, Stop, Restart, skip forward/backward, speed, and volume controls
- Keyboard shortcuts for quick playback control
- Current Video card with thumbnail, title, channel, and live playback progress
- Seekable progress bar for jumping through the current video
- Auto-pause when switching tabs
- Per-channel settings profiles plus a global default profile
- Watch history with resume support
- Popup size options and light/dark theme support
- Help section and debug logs for easier troubleshooting

The extension works entirely in Firefox, stores data locally, and does not collect or transmit user data. It is open source and designed for users who want better control over YouTube with minimal clutter.