GoogleChrome/chrome-extensions-samples
Chrome Extensions Samples
This repository serves as a comprehensive reference library for browser extension development, providing a collection of code samples and implementation patterns. It is designed to help developers understand the requirements for building extensions that adhere to current manifest standards, specifically focusing on the transition to and implementation of version three specifications.
The project provides functional examples for core extension capabilities, including the use of event-driven background service workers, isolated content script injection, and message-passing for inter-process communication. It demonstrates how to configure extension metadata, manage browser UI customizations like action-triggered popups, and integrate various web APIs to modify browser behavior.
These resources cover the full lifecycle of extension development, from initial manifest configuration and local directory loading for debugging to the final packaging and publication process. The repository is structured to assist with both learning individual API usage and building complex, multi-component extensions using standard web technologies.
Features
- Browser Extension Development - Serves as a comprehensive reference library for building and managing the lifecycle of browser extensions.
- Chrome Extensions - Serves as a comprehensive reference library for building and implementing browser extensions.
- Extension Manifests - Implements and demonstrates the transition to the latest browser manifest version specifications.
- Browser Extensions - Provides a comprehensive framework for building and packaging complex, multi-component browser extensions.
- Browser Interface Customizers - Provides patterns and code samples for creating custom browser toolbar popups and interface elements.
- Extension Metadata - Guides the configuration of mandatory manifest metadata for extension identification and loading.
- Reference Implementations - Provides structured code examples and reference implementations for modern browser extension architectures.
- Declarative Manifest Systems - Uses declarative JSON manifest files to define extension capabilities, permissions, and entry points.
- API Usage Examples - Offers isolated code examples and implementation patterns for specific browser extension APIs.
- Background Processing Workers - Integrates event-driven background service workers for data synchronization and browser task management.
- Browser Extension Debugging - Facilitates debugging of background scripts and popups using standard browser developer tools.
- Inter-Process Communication - Coordinates data exchange between background scripts and UI components using structured message-passing.
- Event-Driven Background Processors - Implements event-driven background processing to handle browser-level tasks asynchronously.
- Page Content Injections - Injects custom scripts into isolated web page contexts to modify DOM content.
- Interactive Action Triggers - Provides interactive HTML popups triggered by browser toolbar icon clicks.
- Web API Integration - Demonstrates connecting browser extensions to external web services and local storage APIs.
- Browser Extension Testing Tools - Enables loading unpacked extension directories for testing and verification during development.
- Action Toolbars - Implements custom HTML popups for quick access to extension tools via the browser toolbar.
- Service Worker Controls - Manages short-lived, event-driven service worker lifecycles for resource-efficient background execution.
