Compatible with Arduino and Raspberry Pi, it can almost meet all your needs. (Without Microcontroller Board) Breadboard and Power Supply Modules-Include various LEDs, resistors, buttons ...

A few things might inhibit an Arduino, AVR ... and connectors in the schematic can just be breadboard wires if you don’t want to mount actual pins. The USB “connector” assumes that pin ...

With their cheap price tags, massive I/O provisions, and low power consumption, microcontrollers like the uber-popular ...

Here’s a no-PCB Arduino that doesn’t obscure the DIP ... allowing it to be used in a breadboard or DIP socket. You can see a walk through of the components in the clip after the break.