dev helper is a free Chrome extension developed by heylimi58. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. This extension aims to make development easier by providing CORS (Cross-Origin Resource Sharing) functionality.

With dev helper, developers can effortlessly enable CORS. Simply click on the extension's icon and keep the "CORS running" option enabled. Once activated, you can freely switch between different tabs and continue to enjoy CORS functionality.

This extension is a valuable tool for developers who frequently work on projects that require cross-origin resource sharing. By simplifying the process of enabling CORS, dev helper streamlines development and saves precious time.