SD2SP2. Micro SD Card Adapter for Gamecube's Serial Port 2
131Time-Sleuth. Easy to build & cheap hdmi display lag tester
90DCHDMI-Hardware. Hardware Design for Chriz2600 Dreamcast Firmware
49GCVideo-Hardware-Designs. Hardware replacements for GC-Video, including Gamecube (Analog/DVI) and Wii (DVI)
443DORGB. RGB Project for most 3DO consoles.
43GC101DigitalPort.
29GameCube-Wasp-QSB. Somewhat easy to install Gamecube QSBs for WiiKey Fusion and Wasp Fusion.
11gcvideo. GameCube Digital AV converter
7GameGear-Ion. GameGear lithium ion rechargeable hardware
3SCART2VGA. Passive SCART to VGA adapter for Moprh 4K
2NeoGeoHDMI. Verilog project that takes the digital video and audio from a Neo Geo MVS before going through the DACs and outputs the signals over HDMI
2SNEStoCDi. SNEStoCDi allows to use a Nintendo SNES (Super NES) / SFC (Super Famicom) gamepad on a Philips CDi player / game console (Arduino-based project)
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