Arduino IDE - Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware...
Intel NUC boards - Four-by-four inch Intel NUC boards come with a soldered-on processor.
PlatformIO - Next-generation IDE for IoT
esp32 - A very cheap small chip, compatible with Arduino.
Raspberry Pi - The Raspberry Pi is a tiny and affordable computer that you can use to learn programming through fun, practical projects. Join the global Raspberry Pi community.
ESPRESSObin - Electronics, Single Board Computer, and x86