Awesome

chrome-ext-downloader

Allows you to download the extension's source code without installing it.

Installation

$ npm install -g chrome-ext-downloader

Usage

Usage: ced <extension-id>

Example

Say you want to download the source code of Google Mail Checker. Grab the ID of the extension from the URL, in this case it's mihcahmgecmbnbcchbopgniflfhgnkff. Then simply run the following and you will have the source code in the current directory.

$ ced mihcahmgecmbnbcchbopgniflfhgnkff

License

MIT