Espressif Has Released the ESP-Mosaico Kit

The new developer platform features dual RISC-V cores and an integrated AMOLED touch display for custom applications.

Updated on Sept. 27, 2026 in Consumer Electronics

Bold flat-color editorial illustration of two stacked circuit board volumes connected by pins, representing a modular hardware developer kit. — Espressif Systems launched the ESP-Mosaico developer kit, a modular platform featuring dual RISC-V processing cores and advanced wireless connectivity. AI Illustration. Upload story photo >

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Would you consider purchasing a specialized development kit for your own electronics projects?

Espressif has launched the ESP-Mosaico, a new development kit powered by an ESP32-S31 microcontroller. The device is now available for purchase through third-party retailers on AliExpress.

Why it matters

The kit offers developers a specialized platform for high-performance projects by combining significant processing power with robust wireless connectivity options. Its modular hardware design supports a wide range of hardware prototyping and integration tasks.

The unit features a 320MHz ESP32-S31 processor and a 2.16-inch AMOLED touch screen with a 480 x 480 resolution. It includes 16MB of PSRAM and NOR flash alongside 128MB of SPI NAND storage.

The players

Espressif

A multinational semiconductor company specializing in the design and development of wireless microcontrollers and IoT solutions.

AliExpress

An international online retail service owned by the Alibaba Group that facilitates sales from businesses to individual consumers worldwide.

The details

The hardware architecture consists of a CoreBoard and a BaseBoard linked by a 60-pin connector, providing extensive connectivity including Wi-Fi 6 and Bluetooth 5.4. Motion tracking capabilities are integrated through a Bosch BMI270 IMU and dual BMM150 magnetometers.

The article detailing the ESP-Mosaico release was published on September 27, 2026.

The Tech Race

This release follows the evolution of the ESP32-S3 microcontroller series, reflecting a shift toward integrating high-resolution displays directly into low-power development hardware. It positions Espressif to compete with more expensive HMI development kits by leveraging modular architectures.

Developers and hobbyists can now acquire a high-performance HMI-ready platform for $117 to streamline custom UI projects. The modular design simplifies the prototyping workflow by separating core processing functions from base connectivity and sensor interfaces.

The takeaway

The ESP-Mosaico represents a versatile tool for engineers needing high-resolution visuals and advanced wireless connectivity in a compact form factor. Users should assess whether their current projects require the specific sensor array and dual-core capabilities provided by this kit.