Run on PHP Playground is a free browser add-on developed by meihei. This Chrome extension allows you to execute basic PHP code in real time using WebAssembly technology. With just a few clicks, you can open the PHP.net website, select a sample code, and run it on PHP Playground.

The Playground provides a secure environment for executing PHP code within the browser. The code is executed using WebAssembly technology, ensuring that it runs safely without any external dependencies. The results of the execution are output to an iframe with an empty sandbox attribute, preventing any JavaScript or other code from running.

If you have any requests or find any bugs while using Run on PHP Playground, you can easily report them by creating an issue on the developer's GitHub page. The developer is responsive and actively maintains the extension to provide a smooth experience for users.

With its user-friendly interface and secure execution environment, Run on PHP Playground is a valuable tool for developers who want to quickly test and run PHP code without the need for a separate development environment.