Wokwi.com
Wokwi - World's most advanced ESP32 Simulator
Simulate ESP32, Arduino, and other embedded systems online with sensors, displays, and WiFi. Test IoT projects easily—no hardware needed.
Simulate embedded systems in your browser
Wokwi is an online simulator for embedded systems like ESP32, Arduino, STM32, and Raspberry Pi Pico. You can design and test your IoT or microcontroller projects right in your browser, connecting virtual sensors, displays, motors, and more—no physical hardware required.
Whether you’re a hobbyist learning to code for microcontrollers or a professional prototyping a new device, Wokwi makes it easy to experiment and iterate quickly. The platform offers WiFi simulation, lets you visualize your circuits, and helps you debug your code in real time.
With helpful documentation and an active community, Wokwi is a great space to learn, share, and develop embedded projects from anywhere. All you need is an internet connection to get started.
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