The app opens recently closed tabs. Undo closed tab, restore tab, restore last session.

Accidentally closed your last tab? Tired of losing tabs in Incognito? Don't worry, everything is possible with this sexy extension!

Easily undo closed tabs via your browser's toolbar popup!

Classic singleplayer card game Solitaire (Klondike) online for free. Simple gameplay, excellent graphics and unlimited undos!

Simplifies web pages and mutes annoying videos. Click the Yellow 'S' to simplify a page. Click it again to undo.

Classic singleplayer card game Solitaire (Klondike) online for free. Simple gameplay, excellent graphics and unlimited undos!

Inverts all images flash and youtube video on webpages to undo Nocturne inversion

Right click any URL to get an option to temporarily block javascript on that page. Re-poen to undo.

Unoficial extension to undo your wrong reviews at Wanikani.

Edit, Clone, Merge, Calculate, Undo, Bookmarks, Export and much more

You think you can survive a nuclear explosion in a refrigerator and undo a zombie invasion?

Power-up your productivity on Twitter with undo tweets button, pause live feed, and more magic!

Edit, Clone, Merge, Calculate, Undo, Bookmarks, and much much more

Undo your last missclick on a youtube video

This extension undoes the horrible change twitter made to have the notifications link appear after moments

Assassinate anything on the web! Just turn on the assassinator, point, and click! Click the 'undo' button or press ctrl + z to undo.

Goodbye Gurugram, Bengaluru, Mangaluru... Let's undo this trend to change the names of our cities. Let's Make India Great Again.

Shift + Click --> Hides selected element on screen. CTRL + Z --> Undo changes.