2 layers94 × 80 mm
ESP32-li ion cell monitor pan
pcbreflux/espressif
all espressif stuff will committed here
588 parts608GPL-3.0
Adapter
57 boardsKiCad boards from 32 GitHub repositories tagged “adapter”, the most starred first; open any of them in PCBKit.
- 2 layers48.3 × 30.5 mm
Jlink tagConnect adapter v4
Fescron/universal-jlink-adapter
20 pin SWD/JTAG J-Link to 10 pin (0.1" and 0.05") reconfigurable Cortex-M header with power supply and TagConnect compatibility, as well as with a reset button.
21 parts101 - 2 layers84 × 86 mm
- 4 layers29 × 99 mm
Cfxsx-2280
neggles/cfxsx
CFexpress to M.2 NVMe drive adapter. Intended for Xbox Series X and S, but untested.
56 parts69CC-BY-SA-4.0 - 2 layers50 × 41.6 mm
Nunchuk64
djtulan/nunchuk64
A Nintendo (Nunchuk) Controller Adapter for Commodore 64.
42 parts62GPL-3.0 - 2 layers13.1 × 17.8 mm
- 2 layers73.1 × 18.3 mm
RJ10Adapter
klein0r/pcb-ttl-ftdi-esp-adapter
PCB to connect a TTL reader either to an FTDI or ESP12-E/F (WiFi)
16 parts25MIT - 2 layers16.8 × 28 mm
Ogx usb adapter
XboxDev/ogx-usb-adapter
Original Xbox front controller port USB adapter PCB
4 parts24CC0-1.0 - 2 layers81.3 × 40.6 mm
C64-Joystick Adapter
tebl/C64-Joystick-Adapter
A simple device that allows the connection of two Commodore 64 joysticks to a modern computer over USB (using an Arduino Pro Micro). The overall goal is to be able to use vintage joysticks with emulators.
20 parts22 - 2 layers49.3 × 81.9 mm
C64-Joystick Switcher
tebl/C64-Joystick-Switcher
Wanted a joystick switcher for my Commodore 64, so I built one by adapting C64 Mega Switcher for use with Atari-style joysticks.
30 parts21 - 2 layers38.1 × 38.1 mm
- 2 layers49.3 × 81.5 mm
C64-Mega Switcher
tebl/C64-Mega-Switcher
Adapter for using Sega Mega Drive/Genesis controllers on a C64, with builtin port switcher so no more cable switching!
34 parts20 - 2 layers59.2 × 59.2 mm
Buffered IDE2CF adapter Rev 1
RetroNynjah/Buffered-IDE2CF-adapter
Buffered IDE2CF adapter for Amiga 1200, TF1260 and others
26 parts15GPL-3.0 - 2 layers82.6 × 40.6 mm
Amiga Mouse Switch
tebl/Amiga-Mouse-Switch
An attempt at building an automatic Amiga Mouse/Joystick switch (when used with Amiga port 1) - pushing the button changes the device connected. No more two-cable Merengue for me on the Amiga 500, forever more!
25 parts11 - 2 layers30.5 × 31.8 mm
A7800-Mega Adapter
tebl/A7800-Mega-Adapter
Adapter for using a wired Sega Mega Drive/Genesis controller on an Atari 7800.
8 parts10 - 2 layers37 × 17.8 mm
Dumbo RC CH56 Buttons
dmadison/RC-Forza-Controller
Modified RC controller to play Forza Horizon 4.
12 parts9GPL-3.0 - 2 layers38.1 × 85.1 mm
Pontag
hkzlab/pontag
PONTAG is an active adapter that converts a mouse using PS/2 protocol into an RS232 mouse (Microsoft protocol), commonly used on IBM XT/AT and compatibles.
35 parts9 - 2 layers37.1 × 17.5 mm
- 6 layers54 × 67 mm
CW308T to cardedge
therealdreg/abductor
Adapter board that lets CW312-format targets run on the ChipWhisperer CW308 UFO, bridging the UFO target socket to a CW312 card-edge slot.
7 parts3MIT - 2 layers50 × 65 mm
- 2 layers30.5 × 8.9 mm
- 2 layers63.2 × 30.6 mm
UsbC2UsbA
TheusHen/UsbC2UsbA
My first PCB: USB-C to USB-A adapter. A simple project for learning and warming up for Hack Club Highway 2026. Includes schematic, 3D view, and PCB design.
8 parts2GPL-3.0 - 2 layers25.4 × 104.1 mm
MSP432-bb breakout
Thewafflication/TI-MSP432-Launchpad-Breakout-to-Breadboard-Adapter
It is currently a work in progress, so fabricate boards at your own risk.
7 parts1 - 2 layers34 × 18 mm
AR0001-R1
WizardTim/AR0001-R1
Simple 3/4" binding post to USB adapter for power supplies
3 parts1GPL-3.0