2 layers65.5 × 60.8 mm
Raspi pico christmas tree
jcksnvllxr80/raspi_pico_christmas_tree
This project was designed for a decorative Christmas tree made out of cedar which stands about two feet in height.
19 parts1
SPI
60 boardsKiCad boards from 43 GitHub repositories tagged “spi”, the most starred first; open any of them in PCBKit.
- 2 layers
Buck converter
musyani-io/card-issuance-system
Automated 24/7 university ID card distribution kiosk using Raspberry Pi 5 + STM32, OCR card scanning, two-factor authentication, SMS notifications, and a 10-slot motorised carousel dispenser.
12 parts1 - 2 layers
- 2 layers36 × 47 mm
- 2 layers25.4 × 25.4 mm
- 2 layers30.5 × 65 mm
P4-HMD
asciilifeform/P4-HMD
FPGA PCB and Linux kernel support for the Private Eye P4 head-mounted display.
18 partsGPL-3.0 - 2 layers20 × 20 mm
B HP303B BRK R1.0
Boardoza/Boardoza_HP303B_Barometric_Pressure_Sensor_Breakout_Board
HP303B high-accuracy digital barometric pressure and temperature sensor breakout board with I²C and SPI support.
15 partsCC-BY-SA-4.0 - 2 layers20 × 20 mm
B LSM303-BRK R1.0
Boardoza/Boardoza_LSM303_Triple_Axis_Accelerometer_Magnetometer_Breakout_Board
LSM303 is an ultra-low-power 6-axis e-compass sensor featuring a 3-axis accelerometer and 3-axis magnetometer with 3.3V/5V logic compatibility.
15 partsCC-BY-SA-4.0 - 2 layers108.5 × 34.5 mm
PCB board and schematic
iceyaseen/fpga-bus-identifier
An I2C, UART, and 1-Wire identifier for unknown 3-4 pin components, built on a Tang Nano 9K FPGA and a Python host app. PCB design included.
19 partsMIT - 2 layers101 × 61.4 mm
- 2 layers55 × 70 mm
Pocket pet
kondovskii/pocket-pet
Battery-powered handheld virtual pet on a custom 2-layer STM32L433 PCB. FreeRTOS, hand-written SSD1306 and LIS3DH drivers, wake-on-motion.
38 parts - 2 layers60.8 × 70.9 mm
OLED01
mlab-modules/OLED01
OLED module with SSD1306 controller, I2C interface level shifter, integrated buzzer, touchscreen, and LEDs.
54 partsGPL-3.0 - 2 layers50.3 × 50.3 mm
SPIEX01
mlab-modules/SPIEX01
SPI (bus) expander to control multiple devices from the one SPI master.
20 partsGPL-3.0 - 2 layers70.6 × 50.3 mm
USBSDREADER01
mlab-modules/USBSDREADER01
USB to SD Card Reader module featuring MAX14502AETL, supports USB 2.0 and SDHC cards.
49 parts - 2 layers152.4 × 127 mm
ECE445L Lab7
niranjannt/Local-Music-Streaming-Pipeline
Embedded music-streaming system using ESP32 and TM4C MCUs, featuring USB-UART audio streaming, SPI DAC output, MOSFET-based analog filters, digital audio effects, real-time control via potentiometers, and a web-based…
215 parts - 4 layers130 × 131.3 mm
Shuffleboard
rbala25/shuffleboard
Multiplayer Shuffleboard — Embedded Firmware (C), PCB Design, Mixed-Signal I/O, and Display + Audio Integration
72 parts - 4 layers24.9 × 20 mm
USB UART Converter ch32x033
svddevelop/x033_Converter_CDC_UART_SPI_I2C_PIN
CH32X033 as a USB multitool that allows you to configure pin, UART, SPI, and I2C settings through a terminal.
9 parts - 2 layers27.9 × 15.2 mm
Barometer Pi Module
vintlabs/MS5607-Barometer-Altimeter
I2C or SPI Interface Barometric Pressure Module (Hardware)
13 partsGPL-3.0 - 4 layers52 × 57.8 mm
ZED F9P
Will946/GNSS
u-blox ZED-F9P RTK GNSS breakout board with dual-band L1/L2 reception and centimeter-level positioning accuracy.
65 partsMIT - 4 layers22 × 80.1 mm
Nvme bm to e
ubopod/ubo-pcb
This repo contains open source PCB designs used in conjunction with Ubo Pod other open source system components.
6 parts56CERN-OHL-S-2.0 - 4 layers91.5 × 56 mm
Pi5 M2 Hat Ubo v3
ubopod/ubo-pcb
This repo contains open source PCB designs used in conjunction with Ubo Pod other open source system components.
54 parts56CERN-OHL-S-2.0 - 2 layers35.5 × 21.5 mm
S shaped flexcable-2layer v2
ubopod/ubo-pcb
This repo contains open source PCB designs used in conjunction with Ubo Pod other open source system components.
2 parts56CERN-OHL-S-2.0 - 4 layers92.5 × 59.7 mm
Ubo sideboard v1.5.2
ubopod/ubo-pcb
This repo contains open source PCB designs used in conjunction with Ubo Pod other open source system components.
23 parts56CERN-OHL-S-2.0 - 2 layers122.7 × 91.8 mm
UboNFC
ubopod/ubo-pcb
This repo contains open source PCB designs used in conjunction with Ubo Pod other open source system components.
24 parts56CERN-OHL-S-2.0