This script puts the xkcd tooltip under the picture and adds a link to explainxkcd.com. It does the same work with what-if tooltips. Finally, it adds links to the printed comics sold in the store.

Adds direct links to images and pages in google image search

Add the 'Nested Labels' feature to google bookmarks.

Changes the page to display directly the bigger version of the comic

This script allows to save and restore any previous state of the popular 2048 game.