Run JS is a desktop application designed for JavaScript developers, providing an efficient environment to write and execute JavaScript code. Available on Windows, Mac, and Linux, the app offers a cohesive space where developers can experiment with JavaScript, enabling real-time feedback and code evaluation. Featuring a clean and intuitive interface, Run JS supports modern JavaScript features and integrates seamlessly with TypeScript, offering syntax highlighting, smart code completion, and error notifications. This tool is particularly useful for rapid prototyping, learning, and testing snippets in a dedicated, distraction-free environment.