Tampermonkey by Jan Biniok

4.7 Stars out of 5

4,976 reviews

Rated 5 out of 5
by daruo, 7 months ago
Rated 3 out of 5
by Firefox user 17926026, 7 months ago
Stops working on YouTube sometimes (not sure if this is the only site), but works again after disabling/reenabling.
Rated 5 out of 5
by 111, 7 months ago
Rated 5 out of 5
by 徐尔曼, 7 months ago
Rated 5 out of 5
by abtye, 7 months ago
Rated 5 out of 5
by Firefox user 17265896, 7 months ago
Rated 5 out of 5
by yue546, 7 months ago
Rated 5 out of 5
by Firefox user 17717340, 7 months ago
Rated 5 out of 5
by KogaClaws, 7 months ago
Rated 5 out of 5
by Firefox user 18448404, 7 months ago
Rated 5 out of 5
by lan, 8 months ago
Rated 5 out of 5
by 狮子丶, 8 months ago
Rated 4 out of 5
by Firefox user 14593225, 8 months ago
Rated 5 out of 5
by Firefox user 18433387, 8 months ago
Rated 5 out of 5
by Jeseus.exe, 8 months ago
Rated 5 out of 5
by rumi, 8 months ago
nice extension
Rated 5 out of 5
by Joshua, 8 months ago
Rated 5 out of 5
by Firefox user 18347010, 8 months ago
Rated 5 out of 5
by sajan, 8 months ago
Rated 5 out of 5
by iYong9, 8 months ago
Rated 5 out of 5
by Firefox user 18423128, 8 months ago
Rated 5 out of 5
by FZs, 8 months ago
Rated 5 out of 5
by magic, 8 months ago
Rated 5 out of 5
by Firefox user 18417841, 8 months ago
Rated 1 out of 5
by Zappa, 8 months ago
Horrible addon. It randomly deleted all the userscripts I had installed. Use any other userscript manager but this