JS Runner - CTH is a free Chrome add-on developed by C Tech Hindi. This add-on allows users to run custom JavaScript code directly in online sites. With JS Runner - CTH, users can easily modify the behavior of websites and enhance their browsing experience.

One of the main features of JS Runner - CTH is the ability to run custom JavaScript in sites. This feature allows users to execute their own JavaScript code on any website, giving them the power to customize and personalize their browsing experience.

Another feature of JS Runner - CTH is the inclusion of the Microsoft VS Editor. This editor provides users with a familiar and powerful coding environment, making it easy to write and test JavaScript code.

JS Runner - CTH also offers several convenient shortcut keys for the editor. Users can save their data with the "Ctrl + S" shortcut, go into full-screen mode with "F11", and easily adjust the tab size and font size to suit their preferences.

In conclusion, JS Runner - CTH is a useful Chrome add-on that allows users to run custom JavaScript code in online sites. With its intuitive editor and convenient shortcut keys, users can easily modify website behavior and enhance their browsing experience.