Arduino core for the ESP32

Arduino core for the ESP32
Under GNU Lesser General Public License v2.1
By espressif

esp32 esp-idf arduino platformio

Arduino core for the ESP32

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ESP32-S2 and ESP32-C3 Support

If you want to test ESP32-S2 and/or ESP32-C3 through the board manager, please use the development release link:

Now you can install the latest 2.0.0 version from the boards manager.

Development Status

Latest Stable Release

Latest Development Release


You can use Arduino-ESP32 Online Documentation to get all information about this project.

Decoding exceptions

You can use EspExceptionDecoder to get meaningful call trace.

Issue/Bug report template

Before reporting an issue, make sure you've searched for similar one that was already created. Also make sure to go through all the issues labelled as for reference.

Finally, if you are sure no one else had the issue, follow the issue template while reporting any issue.


We welcome contributions to the Arduino ESP32 project!

See contributing in the documentation for more information on how to contribute to the project.