Pin Unpin All от Adam Warren

A button to pin or unpin all the tabs in the window.

Quickly and easily toggle the pinning or unpinning of all the tabs in the current window.

Press the button to toggle based on the state of the active tab.

Originally a Chrome extension (https://chrome.google.com/webstore/detail/pin-unpin-all/cpncfbofpjgdfpmdacbagkaoglmkhnne). Thanks to Dan W (https://www.danericweiner.com/) for his permission to reproduce this.