Web Env is a free Chrome add-on developed by Gj that allows users to easily customize environment variables under the browser window object. With this tool, users can dynamically add custom properties to the window, support multi-level variable setting, and utilize a micro dial display for easy monitoring. Additionally, Web Env offers a one-click switch feature for quickly toggling between different variables.

One of the key features of Web Env is its ability to dynamically add custom properties to the window object. This allows users to easily define and manipulate environment variables within their browser. Whether it's setting up specific configurations for development or testing purposes, Web Env provides a convenient solution for customizing the browser environment.

Another notable feature of Web Env is its support for multi-level variable setting under the window object. This means that users can organize their environment variables in a hierarchical structure, making it easier to manage and access specific variables when needed.

In terms of usability, Web Env offers a micro dial display that provides a visual representation of the current environment variable. This makes it easy for users to quickly glance at the dial and see the current state of their variables without having to dive into complex settings or configurations.

Lastly, Web Env simplifies the process of switching between different variables with its one-click switch feature. Users can easily toggle between different configurations or environments with just a single click, saving time and effort.

Overall, Web Env is a convenient tool for customizing browser environment variables. Its ability to dynamically add custom properties, support multi-level variable setting, and provide a micro dial display make it a valuable asset for developers and testers who need to easily manage and switch between different environments.