UPduino v3.1 low cost Lattice iCE40 FPGA board from tinyVision.ai Inc. on Tindie
Alchitry Cu FPGA Development Board (Lattice iCE40 HX) - a "Lighter" FPGA Version - Qwiic Connector for Easy I2C Integration: Amazon.com: Industrial & Scientific
iCE40-DAC - Open Source Hardware Board
iCE40 UltraLite Breakout Board
iCESugar-nano is a $19 iCE40LP1k FPGA board with 3x PMOD connectors - CNX Software