KeyCode is a Chrome extension developed by ehfrkadhr that falls under the category of Browsers and subcategory Add-ons & Tools. This program allows users to quickly find the KeyCode of Event Listeners in JavaScript. By using KeyCode, users can efficiently identify the specific key codes associated with various events in their JavaScript code, enhancing their development process.

With KeyCode, developers can streamline their workflow by easily locating the KeyCode for Event Listeners, saving time and effort in the coding process. This Chrome extension provides a convenient solution for those working with JavaScript, offering a practical tool to enhance their coding experience.