Chrome extensions are stored in your filesystem, under the Extensions folder, inside Chrome’s user data directory.
Windows XP: C:\Documents and Settings\%USERNAME%\Local Settings\Application Data\Google\Chrome\User Data\Default\Extensions\<Extension ID>
Windows 10/8/7/Vista: C:\Users\%USERNAME%\AppData\Local\Google\Chrome\User Data\Default\Extensions\<Extension ID>
macOS: ~/Library/Application Support/Google/Chrome/Default/Extensions/<Extension ID>
Linux: ~/.config/google-chrome/Default/Extensions/<Extension ID>
Chrome OS: /home/chronos/Extensions/<Extension ID>
You can copy the extension folder and drop it on a USB or in a network drive.
To install
- Open Chrome and go to
chrome://extensions. - Make sure Developer Mode is checked.
- Click Load Unpacked Extension….
- Find your copied directory and click Open.
The extension should install locally.