Aby toś te dodanki wužywał, musyśo Firefox ześěgnuś.

Pśizjawiś
Dodankowy symbol

Pógódnośenja za Tree Style Tab

Tree Style Tab wót Piro (piro_or)

4,5 z 5 gwězdkow
5
1.670
4
273
3
105
2
63
1
95
Pógódnośenja wót McG
wót McG, 8 jierren lyn
Tried to make the new version work with 57, but it doesn't. Reverted to 56.02 to resume using the old add-on, which does work.

Why is Mozilla killing off its add-on ecosystem?