The CheerpJ Applet Runner is a Chrome extension that allows you to run legacy Java applets on modern browsers without the need for a Java plugin or local installation of Java. Developed by Leaning Technologies Ltd, this extension is a powerful tool for those who still rely on Java applets but want to use them on up-to-date browser platforms.

Installing and using the CheerpJ Applet Runner is a breeze. Simply add the extension to your Chrome browser, visit a website that uses Java applets, and enable the extension by clicking on its icon in the upper right corner of your browser. The extension works by converting the Java applet to WebAssembly and JavaScript in real-time, ensuring a smooth and seamless experience.

One of the key advantages of the CheerpJ Applet Runner is its focus on privacy and security. It operates entirely client-side, meaning it doesn't contact any external servers or collect any user data or analytics. All your data and applications are kept within the confines of your browser, giving you peace of mind while using this extension.

Overall, the CheerpJ Applet Runner is a valuable tool for those who still rely on Java applets but want to use them on modern browsers without the need for Java installations or plugins. Its simplicity, privacy, and security make it a must-have extension for anyone in need of running Java applets on Chrome.