Sample Extensions

My Bookmarks

A browser action with a popup dump of all bookmarks, including search, add, edit and delete.
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Page Redder

Make the current page red
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Print this page

Adds a print button to the browser.
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A browser action which changes its icon when clicked

Click browser action icon to change color!
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A browser action with a popup that changes the page color

Change the current page color
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BrowsingData API: Basics

A trivial usage example.
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Sample Extension Commands extension

Press Ctrl+Shift+F to open the browser action popup, press Ctrl+Shift+Y to send an event.
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Content settings

Shows the content settings for the current site.
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Context Menus Sample

Shows some of the features of the Context Menus API
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Context Menus Sample (with Event Page)

Shows some of the features of the Context Menus API using an event page
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Use the context menu to search a different country's Google
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Testing Cookie API
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Live HTTP headers

Displays the live log with the http requests headers
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JavaScript pause/resume

Pauses / resumes JavaScript execution
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Tab Flipper

Press Ctrl+Shift+Right or Ctrl+Shift+Left (Command+Shift+Right or Command+Shift+Left on a Mac) to flip through window tabs
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Desktop Capture Example

Show desktop media picker UI
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My Devices

A browser action with a popup dump of all devices signed into the same account as the current profile.
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FirePHP for Chrome

Extends the Developer Tools, adding support for parsing FirePHP messages from server
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Chrome Query

Extends the Developer Tools, adding a sidebar that displays the jQuery data associated with the selected DOM element.
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tabCast

Creates a WiFi Display Session from the captured tab media stream using chrome.displaySource API.
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Document Scanning API Sample

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Download Filename Controller

Download Filename Controller
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Select links on a page and download them.
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Download Manager Button

Browser Action Download Manager User Interface for Google Chrome
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Download and Open Button

Download and Open Context Menu Button
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Downloads Overwrite Existing Files

All downloads overwrite existing files instead of adding ' (1)', ' (2)', etc.
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Event Page Example

Demonstrates usage and features of the event page
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`extension.isAllowedFileSchemeAccess` and `extension.isAllowedIncognitoAccess` Example

Demonstrates the `extension.isAllowedFileSchemeAccess` and `extesion.isAllowedIncognitoAccess` APIs
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Fake Archive Handler App

Demonstrate File System Provider API usage for apps.
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File System Provider API Extension Example

Demonstrate features of the API like mounting, listing directories, etc for extensions.
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Advanced Font Settings

Customize per-script font settings.
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History Override

Overrides the History Page
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Typed URL History

Reads your history, and shows the top ten pages you go to by typing the URL.
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CLD

Displays the language of a tab
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Detect Language

Detects up to 3 languages and their percentages of the provided string
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AcceptLanguage

Returns accept languages of the browser
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Minimal Localized Hosted App

This is the minimal set of data required to upload a localized hosted application to the web store.
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Idle - Simple Example

Demonstrates the Idle API
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Test IME

A simple IME that converts all keystrokes to upper case.
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Message Timer

Times how long it takes to send a message to a content script and back.
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Native Messaging Example

Send a message to a native application.
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Notification Demo

Shows off desktop notifications, which are "toast" windows that pop up on the desktop.
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Type 'nt' plus a search term into the Omnibox to open search in new tab.
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Omnibox Example

To use, type 'omnix' plus a search term into the Omnibox.
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Blank new tab page

Override the new tab page with a blank one
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iGoogle new tab page

Override the new tab page with iGoogle
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Page action by content

Shows a page action for HTML pages containing a video
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Page action by URL

Shows a page action for urls which have the letter 'g' in them.
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Animated Page Action

This extension adds an animated browser action to the toolbar.
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Top Chrome Extension Questions

Sample demonstration of the optional permissions API.
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Keep Awake

Override system power-saving settings.
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Block/allow third-party cookies API example extension

Sample extension which demonstrates how to access a preference.
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Block/allow referrer API example extension

Sample extension which demonstrates how to access a preference.
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Sends print job directly to the printers installed on the Chromebook
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Reads your print history and displays the recent print jobs.
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Process Monitor

Adds a browser action that monitors resource usage of all browser processes.
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Show Tabs in Process

Adds a browser action showing which tabs share the current tab's process.
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Stylizr

Spruce up your pages with custom CSS.
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Tab Capture Example

Capture a tab and play in a

Tab Inspector

Utility for working with the extension tabs api
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Keyboard Pin

Creates a keyboard shortcut (Alt + Shift + P) to toggle the pinned state of the currently selected tab
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Test Screenshot Extension

Demonstrate screenshot functionality in the chrome.tabs api.
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Tabs Zoom API Demo

This extension allows the user to explore features of the new tabs zoom api.
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Top Sites

Shows the top sites in a browser action
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NTP prototyping extension

extension to prototype new NTP designs
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Console TTS Engine

A "silent" TTS engine that prints text to a small window rather than synthesizing speech.
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Drink Water Event Popup

Demonstrates usage and features of the event page by reminding user to drink water
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WebNavigation Tech Demo

Demonstration of the WebNavigation extension API.
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Webview transparency

Sample of the webview.captureVisibleRegion api
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WebView Extension Communications Demo: App

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WebView Extension Communications Demo: Extension

Provides content scripts to an app hosting a WebView.
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Merge Windows

Merges all of the browser's windows into the current window
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Simple Background App

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Calculator

A simple calculator.
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App Launcher

Get access to your apps in a browser action
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Chromium Buildbot Monitor

Displays the status of the Chromium buildbot in the toolbar. Click to see more detailed status in a popup.
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Google Calendar Checker (by Google)

Quickly see the time until your next meeting from any of your calendars. Click on the button to be taken to your calendar.
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CatBlock

I can't has cheezburger!
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Catifier

Moar cats!
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Add support to the omnibox to search the Chromium source code.
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Constant Context

Highlights elements with keywords on developer.chrome
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Download Images

Displays all webpage images and allows user to download
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Email this page (by Google)

This extension adds an email button to the toolbar which allows you to email the page link using your default mail client or Gmail.
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Chrome Sounds

Enjoy a more magical and immersive experience when browsing the web using the power of sound.
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Google Document List Viewer

Demonstrates how to use OAuth to connect the Google Documents List Data API.
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Google Mail Checker

Displays the number of unread messages in your Google Mail inbox. You can also click the button to open your inbox.
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Imageinfo

Get image info for images, including EXIF data
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Chromium IRC App

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Managed Bookmarks

Adds bookmarks configured by your system administrator to Chrome.
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Mappy

Finds addresses in the web page you're on and pops up a map window.
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Google Maps

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News Reader (by Google)

Displays the latest stories from Google News in a popup.
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News Reader

Displays the first 5 items from the 'Google News - top news' RSS feed in a popup.
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News Reader

Displays the first 5 items from the '$Google$ News - top news' RSS feed in a popup.
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No Cookies

Removes 'Cookie' and 'Set-Cookie' headers.
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Sample - OAuth Contacts

Uses OAuth to connect to Google's contacts service and display a list of your contacts.
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Optional Permissions New Tab

Demonstrates optional permissions in extensions
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Per-plugin content settings

Customize your content setting for different plugins.
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Proxy Extension API Sample

Set Chrome-specific proxies; a demonstration of Chrome's Proxy API
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Speak Selection

Speaks the current selection out loud.
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Talking Alarm Clock

A clock with two configurable alarms that will play a sound and speak a phrase of your choice.
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TTS Debug

Tool for developers of Chrome TTS engine extensions to help them test their engines are implementing the API correctly.
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TTS Demo

Demo Chrome's synthesized text-to-speech capabilities.
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Sandboxed Frame

Demonstrate use of handlebars inside a sandboxed frame
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Tab Shortcuts

Allows pinning and duplication of tabs via keyboard shortcuts.
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Event Tracking with Google Analytics

A sample extension which uses Google Analytics to track usage.
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Broken Background Color

Fix an Extension!
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Getting Started Example

Build an Extension!
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Getting Started Example

Build an Extension!
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Getting started example

This extension allows the user to change the background color of the current page.
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Hello Extensions

Base Level Extension
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OAuth Tutorial FriendBlock

Uses OAuth to connect to Google's People API and display contacts photos.
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OAuth Tutorial FriendBlock

Uses OAuth to connect to Google's People API and display contacts photos.
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