World Air Quality Index

Real-time Air Quality Index for more than 80 countries in the World.
Manifest v3 migration.

Note

This add-on is not official maintained. I forked it, then fixed bug and added more features.

Changelog

Fixes:

Incorrect mapping between AQI values and pollution level labels — always showed "Hazardous".
Window content not fully visible — the "wind" section was being clipped.
Widget always displayed on Baidu homepage and overlapped content — fixed.
Widget display restored on other search engine pages.

Other changes:

Fixed and added several translations.
Completely removed moment.js.
Completely removed jQuery.
Completely removed es6-promise.
Switched to using Canvas to draw the icon — removed static image.
Migrated from synchronous localStorage to asynchronous browser.storage.local.