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

Qqen
Tignit n uzegrir

Iceggiren i HighlightAll

HighlightAll sɣur Jerome Goudey

3,8 n yitran ɣef 5
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63
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Icegger-it Firefoss
sɣur Firefoss, 6 jierren lyn
It does what it says, and very well.
It would be even better if it did not require dangerous permissions (access your data for all websites)