Works really well and can be paired with the WebAppMode (WAM) addon; together they can auto-enable the PopupWindow for specific web pages.

That's useful for borderless need. I open several webpage to look borderless documentation. It's Very good!!

Great add-on !

add "search text in pop-up window"

please please please please please please please please please please please please please please pretty please

It just works

Great extension...must have!

It is great! Exactly what was needed, thanks!

brilliant. all i need for my browser for "sticky" windows.

Perfect for Google Sheets and Docs to make them look more like real Windows apps.

Exactly what I was looking for! One click and I was done. Brilliant!

This worked littlebit better than others what makes the same here, so thank you :)

I wanted to pop out a music video playlist from youtube so I could have a small screen on my desktop. This add on allows me to to that. Thank you! :)

Does exactly what I needed, thanks