Web Dev Toolbox is a free Chrome add-on developed by baiyun. This add-on provides a range of useful tools for web developers. With Web Dev Toolbox, developers can easily manage and manipulate cookies while working on their projects.

One of the standout features of Web Dev Toolbox is the auto-copy cookie function. This feature allows developers to quickly copy the cookie of a test domain to localhost. This can be a time-saving tool, especially when testing and debugging websites that rely on cookies for authentication or user-specific functionality.

Web Dev Toolbox is a convenient and accessible add-on for Chrome users who are involved in web development. Whether you need to manage cookies or utilize other web development tools, this add-on provides a helpful set of features to enhance your workflow.