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Udoo x86 Ultra - Udoo x86 Ultra is a modern PC, known as the most powerful X86 maker board and an Arduino 101 compatible platform.
codebender - The Largest Arduino Playground In The World. Create, share and run your code anywhere.
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.
esp32 - A very cheap small chip, compatible with Arduino.
Arduboy - A mini open-source game system you can program yourself ๐พ
Intel NUC - Intel NUCs are available as Kits(Barebones), Boards(Mainbaord only) and as perconfigured Mini-PCs.