Rated 5 out of 5 stars

Outstanding! This add-on surely makes life easier... much easier!

A good way to use this extension is that after you copy a lot of image URLs, you can use another extension "Launch Clipboard" to open all those URLs at once, each to a new background tab.

(To use "Launch Clipboard", right-click on the address bar and look at the menu.)

This review is for a previous version of the add-on ( 

Use 'Open tabs' menu item to open multiple URLs

Thanks for your review.

You may not need a second addon to open multiple URLs. See:
Edit menu -> Copy Urls Expert ->Open Tabs
Also, the drop down menu of toolbar button has Open Tabs menu. You can use it for opening multiple URLs.