Browser Development

Chrome Extensions

• Intro: What are extensions?
• Intro: Getting Started
• Intro: Overview
• Intro: Developer's Guide
• JavaScript APIs
• Chrome Extensions Samples

Chrome Extensions: Misc.

• Accessibility (a11y)
• Chrome DevTools Overview
• Chromium Blog
• Content Scripts
• Debugging Chrome Extensions
• Message Passing
• Unblocking Clipboard Access
• YouTube Videos

Firefox Extensions

• MDN: Package your extension
• MDN: Signing and distributing your add-on
• Mozilla Add-ons Blog
• Photon Design System

MDN: Development Resources

• Accessibility
• Browser Extensions *
• Example extensions
• Getting started with web-ext
• Firefox Extension Workshop
• JavaScript APIs

MDN: Subtopics

• Anatomy of an extension
• Content scripts
• Implement a settings page
• manifest.json
• Sidebars

Articles / How To

• Copy to clipboard
• Stack Overflow
• Create tab then inject content into it
• Stack Overflow
• Easily create web extensions for Safari
• News | Apple Developer
• Execute content script within new tab
• Stack Overflow
• Firefox Feature Brainstorming: Tabs, Sidebar, Windows
• MozillaWiki
• Inject iframe into page
• Stack Overflow

Extensions

• Chrome: Copy Page Link
• Chrome: Skip to Landmarks and Headings
• Firefox: Copy Page Link
• Firefox: Skip to Landmarks and Headings

Extensions Websites

• Chrome Web Store
• CWS Developer Dashboard
• Firefox Add-ons

Manifest V3

• Overview of Manifest V3
• Chrome Developers
• Migrating to Manifest V3
• Chrome Developers
• The transition of Chrome extensions to Manifest V3
• Chrome Developers
• Legacy Chrome Extensions to stop working from January 2023
• The Register