Here's an easy way to manage your tabs in your browser. Not only in Chrome, but also in Firefox, Safari, and Opera.

The add-on lets you create groups, organize them according to topics, and activate, save and remove them without caring about your browser's current state. You can open a group and view it in a separate window. And this list of tabs is easily accessible from any tab or window.

Furthermore, you can save and export the current and last viewed page. This can be done by searching in the addon's search box for the page name and pressing the button "Download.