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Ultra-compact ESP32-S3 dev board (24x24mm) with 0.85" IPS LCD (128x128), 6-axis IMU, 8MB flash, Wi-Fi, BLE 5.0, USB-C, and Grove port. Ideal for IoT prototyping and embedded UI projects.

Ultra-compact ESP32-C6 dev board by M5Stack with WiFi 6, BLE 5.0, Zigbee 3.0, and Thread/Matter support. RISC-V single-core at 160MHz, USB-C, RGB LED, and button in a tiny form factor.

Ultra-compact ESP32-S3 dev board (24x24mm) by M5Stack without display. Features WiFi, BLE 5.0, 8MB flash, Grove port, RGB LED, button, and USB-C in a tiny enclosure for IoT and embedded projects.

Compact ESP32-S3 dev board by Waveshare in Arduino Nano form factor. Features dual-core 240MHz LX7, 16MB flash, 8MB PSRAM, WiFi, BLE 5.0, and USB-C. Drop-in ESP32-S3 upgrade for Nano-sized projects.

ESP32-based 5-DOF desktop robotic arm with high-torque serial bus servos, WiFi/Bluetooth control, motion recording, inverse kinematics, and ROS 2 support. Carbon fiber and aluminum construction.

Ultra-compact RP2040 microcontroller board in a tiny form factor. Features dual-core Cortex-M0+ at 133 MHz, USB-C, onboard WS2812 RGB LED, and castellated pads. Raspberry Pi Pico compatible.

Advanced micro:bit STEM robot with 8x8 matrix laser ranging, 5 line-tracking sensors with intersection recognition, magnetic encoders, PID control, and 6 RGB LEDs. Programmable via MakeCode and MicroP

Flexible addressable RGB LED matrix panel with I2C control and Gravity connector, available in 8x8, 8x32, and 16x16 configurations for visual displays and lighting projects.

12-LED addressable WS2812B RGB ring in a 50mm form factor, running on 5V with single-wire data control — perfect for status indicators, wearables, and visual effects.

Open-source multi-protocol wireless USB dongle based on the Nordic nRF52840 SoC. Supports BLE 5.4, Thread, Zigbee, 802.15.4, NFC, and USB 2.0 with UF2 drag-and-drop bootloader. Priced at $12.99.

Open-source RISC-V evaluation board powered by the Bouffalo Lab BL602 WiFi+BLE5 SoC. Features 276KB SRAM, 2MB flash, USB-C with CH340 serial bridge, onboard RGB LED, JTAG header, and PCB antenna. Supp

Ultra-compact BL602 RISC-V WiFi+BLE5 IoT module in ESP-01S form factor with 8-pin through-hole header. Features 276KB SRAM, 2MB flash, onboard RGB LED, and PCB antenna. Supports Arduino, NuttX, FreeRT