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Arduino web editor

Start coding online and save your sketches in the cloud. The most up-to-date version of the IDE includes all libraries and also supports new Arduino boards.

Arduino with Chromebook

To program Arduino from a Chromebook, you can use the Arduino Web Editor on Arduino Cloud. The desktop version of the IDE is not available on Chrome OS.

Experimental software

Other downloads


OpenWRT - Yún 1.5.3 Upgrade Image

Download the latest stable GNU / Linux OS for your Yún. It makes your Yún more stable and feature rich.

Easy Installation Procedure (recommended)

Follow the steps in the Yún sysupgrade tutorial.

Advanced Installation Procedure

This procedure is only recommended to advanced users who wish to completely re-flash the Yún including its U-Boot bootloader. These instructions on reflashing the base images are for reference only. Following them will void your Yún's warranty.

Terms of Service

By downloading the software from this page, you agree to the specified terms.

The Arduino software is provided to you "as is" and we make no express or implied warranties whatsoever with respect to its functionality, operability, or use, including, without limitation, any implied warranties of merchantability, fitness for a particular purpose, or infringement . We expressly disclaim any liability whatsoever for any direct, indirect, consequential, incidental or special damages, including, without limitation, lost revenues, lost profits, losses resulting from business interruption or loss of data, regardless of the form of action or legal theory under which the liability may be asserted, even if advised of the possibility or likelihood of such damages.