Keep it simple! Vertical Tabs Popup is a very simple extension that lets you see the tabs in a vertical manner in a popup window. The window can preferably be place to the side of the main google chrome window.
Similar to Vertical Tabs for Fir.
V
TabsFolders Alternatives
TabsFolders is described as 'Capture, Organize and Share your Tabs / Bookmarks. TabsFolders sees your countless tabs and raises you one easy-to-use tool that organizes all the information you need' and is a Tab Manager in the web browsers category. There are more than 25 alternatives to TabsFolders for a variety of platforms, including Google Chrome, Mac, Windows, Mozilla Firefox and Linux apps. The best TabsFolders alternative is Firefox Sync, which is both free and Open Source. Other great apps like TabsFolders are OneTab, Tab Session Manager, MarkMind and Session Buddy.