#seeedxiao

Axiometa's AX22 Shield Turns: Two AX22 ports, a XIAO header, and no jumper wires: Axiometa's $9.99 shield swaps breadboard spaghetti for connectors that survive a whole semester.

Home-built flow batteries, butterfly PCBs swarming over infrared, and a moth rave — inside the open source hardware community's biggest weekend in Berlin.