Aby toś te dodanki wužywał, musyśo Firefox ześěgnuś.

Pśizjawiś
Dodankowy symbol

Pógódnośenja za Measure-it

Measure-it wót Trishul

4,4 z 5 gwězdkow
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88
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19
3
7
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8
Pógódnośenja wót SG
wót SG, 6 jierren lyn
Installed in Mozilla and Chrome, now works correctly on a site outside Mozilla, which I havent tried before. Sorry

Wótegrono wuwijarja

jo se napisał 6 jierren lyn
This do not work on addons.mozilla.org(due to Firefox restrictions), did you try on any other website?

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UPDATE
Thanks for trying again :)