Feb 2, 2026 · The Mbed website will no longer be accessible, and its online build tools will be discontinued. Mbed OS will remain open source and publicly accessible, but it will no longer be actively maintained by Arm.
Jul 24, 2024 · The Arduino cores for other popular Arduino boards in the UNO, MKR and Nano families are implemented differently, and do not use Mbed OS. In general, whether an Arduino core is based on Mbed or other underlying software layers does not have any practical impact on how end users program our boards.
Jul 16, 2024 · In a forum post has come the announcement that mBed , ARM’s accessible microcontroller development platform, is to reach end-of-life in July 2026.