I really like the built-in Task Manager in Chromium based browsers (Chrome/Edge/Vivaldi):
![KERR_0-1646181125015.png KERR_0-1646181125015.png](/t5/image/serverpage/image-id/52i113EAF4D77BA906C/image-size/medium?v=v2&px=400)
In Firefox, we have about:performance but it has some shortcomings:
- Not easily discoverable (Chromium has a keyboard shortcut and a menu item)
- Columns do not sort continuously
- FF uses Energy Impact while Chromium shows CPU (although this may not be a big deal)
- Chromium includes Network column 😍
Would love to see this kind of functionality in Firefox!