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WebExtension

Universal standard for creating browser extensions.

Working through a W3C charter group, Mozilla has partnered with Microsoft and Opera to define a browser extension API that works across multiple browsers.

There is currently a preliminary specification that matches what Google has implemented in Chrome so that extensions written to the specification could potentially work on Chrome, Edge, Opera and Firefox.

Here are 1,106 public repositories matching this topic...

youtube

Open YouTube / Video browser-extension [top~1] Enrich your experience&choice!🧰250+tweaks & smart features📌set&forget📌 - Longest-standing. Join🧩us?👨‍👩‍👧‍👧 ⋮ {playback|discovery|extra player buttons|quality|codec|full tab|full screen|no distraction|shorts}

  • Updated May 21, 2026
  • JavaScript
MouseTooltipTranslator

Mouseover Translate Any Language At Once - Chrome Extension: PDF Translator, EBOOK, EPUB, OCR, TTS, NETFLIX, YOUTUBE DUAL SUBTITLES, GOOGLE DOCS, AI, VIEWER, GMAIL, WRITING, IMAGE, DUAL SUBS, MANGA, HOVER, DICTIONARY, WEBTOON, EDGE, JAPANESE, ENGLISH

  • Updated May 19, 2026
  • JavaScript

Created by Browser Extension Community Group

Released May 7, 2015

Followers
298 followers
Website
github.com/topics/webextension

Related topics

browser chrome chrome-extension edge firefox firefox-extension mozilla opera w3c