Bootstrap Twitter Offline Docs is a Chrome add-on that provides easy offline access to the Bootstrap Twitter documentation. This free add-on allows users to store the documentation offline and access it conveniently from their Google Chrome browser. It is important to note that this extension is not an official extension from the Bootstrap team.

The recent changes to the add-on include the addition of a command in the omnibox/address bar, allowing users to easily access specific parts of the documentation. Users can simply type "bt", press tab, type their desired command, and press enter. The add-on also includes an option page where users can customize their own commands for use in the omnibox. Additionally, a help page has been added to provide reference about the available commands.

Furthermore, the recent updates have replaced all alert() functions with desktop notifications, enhancing the user experience when interacting with the add-on. A context menu has also been added, allowing users to quickly access the main page of Bootstrap with just a right-click. Lastly, a command has been included to display information about the add-on.

Overall, Bootstrap Twitter Offline Docs is a useful Chrome add-on for those who frequently use Bootstrap Twitter and prefer offline access to the documentation.