Aby toś te dodanki wužywał, musyśo Firefox ześěgnuś.

Pśizjawiś
Dodankowy symbol

Pógódnośenja za Undo Close Tab

Undo Close Tab wót Manuel Reimer

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Pógódnośenja wót Kokii
wót Kokii, 6 anni fa
Does exactly what it says it does, kind of wish it had a key bind, but it works perfectly fine

Wótegrono wuwijarja

jo se napisał 6 anni fa
The key bind is included in Firefox by default. Just try "Ctrl + Shift + T".
If all you really need is a key bind, then you don't need any Add-on at all.