Auto.js is an Android scripting platform and mobile automation tool that runs JavaScript code directly on the device. It provides an integrated development environment for writing, testing, and debugging automation scripts that control apps and system functions through the Android Accessibility Service.
The platform combines a JavaScript runtime with event-driven task scheduling, allowing scripts to be triggered by system events, time conditions, or UI changes. Its mobile IDE includes live preview capabilities for real-time script execution and debugging, while a plugin system extends automation functionality through modular additions.
The project also serves as an interactive learning environment for programming, enabling users to write and test JavaScript code directly on their Android device for educational purposes.