I mounted a small 7-segment display board to plug into the FPGA icezum Alhambra board. For keeping the cables safe and protect the board, I've designed this smal printable box in FreeCAD that can be modified for other boards All the files are available at this github repo: https://github.com/Obijuan/3D-parts/wiki/Carcasa-para-placa-con-display-7-segmentos