To use these add-ons, you'll need to download Firefox.

Qqen
Tignit n uzegrir

Iceggiren i Duplicate Tab Shortcut

Duplicate Tab Shortcut sɣur Stefan Sundin

4,5 n yitran ɣef 5
5
50
4
4
3
1
2
0
1
7
Tiririt sɣur Stefan Sundin

Tiririt n ineflayen

yeffeɣ-d deg kahdeksan vuotta sitten
Update: Firefox 60 added the ability to customize shortcuts, and v1.4.0 was just release to support this. Hope you like it!