Example Firefox add-ons created using the WebExtensions API

MDN polyfills - from, forEach, filter, find, findIndex, assign, includes, create, entries, of, repeat, startsWith, endsWith, toggleAttribute, bind, MouseEvent, CustomEvent, padEnd, padStart

Man pages for web APIs using MDN

[BETA] See documentation of any javascript api from mozilla on your visual studio code side by side

Some useful actions for Launchbar

Chrome extension to search MDN within omnibox itself

Backend for HTTP Observatory on MDN

MDN Web Docs Front-End style guide

Webextension to lint MDN documents

Browse MDN in your preferred language.

Bot for searching in Mozilla developer network from telegram

Linting rules used to lint MDN Web Documents

Test your learning level by MDN APIs

Search MDN for JS and CSS references via the browser URL bar

Clear compatibility for web features.

JavaScript documentation, concepts, challenges, tools, and much more.

A discord bot for parsing the MDN documentation.

It enables users to search for weather conditions worldwide and delivers current weather information. Users can search for the weather conditions of any city in the world. The app fetches weather data using the OpenWeather API.

Delightful offline MDN docs viewer

Cerebro's plugin to search terms on MDN (Mozilla Developer Network)