Mozilla Connect

Since the feature was first implemented, vertical video on desktop has become a thing. When resizing a PiP window for a horizontal video and then using the same height for a vertical video, the experience is worse than if both used the same width ins...

There's a message about only installing add-ons if you trust them, but there's no way to actually review the add-on. You can't even download it and open it in your archive manager without first installing and running it in Firefox. Add-ons have their...

I understand this will absolutely break all the websites, and that buy-in from others is required, but I think it's long overdue that Firefox gives the user a permission system that is complete.Treat every single API which exposes any amount of infor...

Image thumbnails are rendered as part of the tab preview. It would be nice to have these always visible. This wouldn't be a very popular setting with horizontal tab users, but it's a great fit for vertical tabs.  Several add-ons and other browsers ha...