Conexio Technologies' Stratus is an open source LTE-M/NB-IoT Cellular-IoT development kit based around Nordic Semi nRF9160. Stratus can charge battery from solar power & comes with 500 MB global data plan. Stratus will be available on Crowd Supply.
How to Program Raspberry Pi Pico with Arduino IDE – Steps for Installation and Uploading Example Sketches
Tutorial on installing RP2040 Mbed OS packages through Arduino IDE, compiling and uploading sketches to Raspberry Pi Pico microcontroller board.
Mbits is a BBC micro:bit compatible STEM educational board from Elecrow based on ESP32 SoC. Mbits costs less than micro:bit and supports Letscode visual programming and Arduino.
Espressif has announced a new RISC-V SoC called ESP32-H2 with IEEE 802.15.4 (Thread & Zigbee) and BLE 5.2 capabilities. The product is aimed at Smart Home and IoT applications.
XIAO-RP2040 is a new microcontroller development board from Seeed Studio. The small form-factor board features a dual-core ARM Cortex M0+ CPU and supports Arduino, Micropython and CircuitPython. It only costs USD 5.4.
µLab Kiwi and Kiwi Lite are beginner friendly Intel/Altera MAX10 FPGA and ESP32 development boards that are soon launching via Crowd Supply.
Raspberry Pi RP2040 microcontroller single-unit chips are now available for as low as $1. Buy them before the stock runs out.
Espressif Systems released their new ESP32-WROOM-DA module with high reliability wireless connectivity using unique two-antenna design.
Arduino released a new microcontroller board called Arduino Nano RP2040 Connect based on the Raspberry Pi RP2040. The board adds Wi-Fi and Bluetooth BLE 5 capabilities, and is specifically designed for Internet of Things (IoT) applications.