GNOME Shell Extensions
Introduction
GNOME Shell's UI and extensions are written in GJS, which is JavaScript bindings for the GNOME APIsopen in new window.
JavaScript is a prototype-based language, which means that extensions can modify the UI and behaviour of GNOME Shell while it is running. This is what is known as "monkey-patching".
Overview
The basics of extensions
Anatomy
What an extension is made of
Imports and Modules
How to use imports and modules
Architecture
GNOME Shell Architecture
Updates and Breakage
GNOME Shell updates and how they affect extensions
Development
Creating
Creating an extension
Preferences
Creating a preferences window
Translations
How add multi-lingual support an extension
Debugging
How to debug an extension
Targeting Older GNOME Versions
Making the extension work on multiple versions of GNOME
Topics
PopupMenus
Documentation for popup menus in GNOME Shell
Quick Settings
How to add quick settings to an extension.
Search Provider
How to add a Search Provider to an extension.
Session Modes
How to work with session modes in GNOME Shell
Upgrading
How to upgrade extensions across Shell versions
Review Guidelines
Guidelines for developers who would like their extensions distributed on egoopen in new window
Review Guidelines
GNOME Shell Extensions Review Guidelines