EK-TM4C123GXL Tiva C LaunchPad
An 80 MHz Arm Cortex-M4F LaunchPad built around the TM4C123GH6PM, with USB device and host support plus BoosterPack headers.
Manufacturer library
Exact board pages for widely used TI, ST, Espressif, Arduino, Raspberry Pi and Nordic hardware, linked to the manufacturer’s schematics and design resources.
An 80 MHz Arm Cortex-M4F LaunchPad built around the TM4C123GH6PM, with USB device and host support plus BoosterPack headers.
An 80 MHz Arm Cortex-M0+ development kit for the MSPM0G3507 with on-board debug, sensors and high speed ADC demonstration circuitry.
A sub-1 GHz SimpleLink wireless MCU development kit built around the CC1310 for low power sensing and long range radio designs.
A multi-band SimpleLink development kit for the CC1352P wireless MCU, including sub-1 GHz and 2.4 GHz radios with an integrated power amplifier.
An STM32 Nucleo-64 board based on the STM32F401RE, with an integrated ST-LINK debugger and Arduino Uno compatible expansion headers.
An STM32F407 discovery board with audio, motion sensing, USB OTG and an integrated ST-LINK debugger for Cortex-M4 development.
The original RP2040 microcontroller board, with castellated edges, USB and exposed debug pins in a compact dual-inline format.
by rauli2780
Open-source drop-in PCB replacement for Google Nest Audio with Home Assistant integration

by cytan299
A Field DeRotator for Alt-Az Mounted Telescopes Used for Astrophotography

by teapotlaboratories
Teapotlabs BWLR1E: Wireless Environmental Sensor with Energy Harvesting from Solar Energy
by sporniket
A conversion to Kicad EDA of the schematics of a computer released around 1989 known as the "Atari STE".

by MichaelThessel
MP3 player for small children - firmware & PCB schematic

by deltabeard
Custom Raspberry Pi Compute Module (1/3) IO Board

by JohSchneider
a handheld gaming system build around the raspberry-pi zero running emulationstation
by tscircuit
Find parts from JLCPCB matching design constraints (resistance values, capacitance, tolerance etc.)

by rhaamo
Amiga 2000 revision 6.2 motherboard re-done in KiCAD. WARNING: stability issue with Wicher 500i, could be noise related from accelerator speed.

by arnarg
Backplane PCB for Terramaster F2-221, adding NVMe SSD

by UzixLS
Easy-to-build minimalistic ZX Spectrum clone
by makersmakingchange
An open-source mouth operated sip and puff joystick that enables people with limited hand function emulate a mouse on their computer and/or smartphone.
by dansteingart
Code for a very cheap, pretty darn good potentiostat/galvanostat
by blemasle
Connected GPS tracker PCB

by Electroner
Teclado Full ISO 105 Teclas español + PCB

by TheSlowGrowth
Alternative panels for Mutable Instruments modules

by sparkfun
Prototyping board combined with the fundamental parts of a guitar stompbox.
by ISSUIUC
Building custom flight computers

by festlv
Serial MAVLink <> WiFi bridge running on ESP8266
by hoilett
Create a simple walkie talkie using two Arduinos and two nRF24 modules

by 4pplet
Steezy60 is a 60% PCB in two versions: one for SMK gen 2 switches one for ALPS-compatible switches. Compatible with standard tray-mount cases. BIG layout compatibility.

by tvlad1234
Low cost, low part count CH32V003-based oscilloscope

by aKaReZa75
This repository covers essential PCB design and electronics resources, including tutorials, schematics, and hands-on projects. Explore educational boards and projects for deeper insights!

by clintonoduor
PCB defect detection using deepstream & YoloV5
by kinsamanka
PICnc V2 is a PIC32 based hardware step generator board that is designed for MachineKit

by yeokm1
Schematics of the reverse engineered Pixmob wristband used in NDP2016. Sample IR brute-force code is available but has not been fully tested in practice.

by inderpreet
A DIY version of the Google AIY kit that was distributed free with the May Issue of MagPi Magazine
by DoganM95
Custom pcb to replace Dualshock 4's micro b port with usb c (PD compatible)
by Open-Bionics
Electronics & software files for the Chestnut/Chestnut+ PCB for the Brunel hand

by Berkays
Hardware & Firmware for a solder reflow plate PCB
by appfruits
This is the Arduino compatible firmware running Little Helper, a little device that is useful in electronic labs. The firmware also shows how to build a more complex LCD based application, featuring a few standard controls.

by valletw
ESP32 ATX Power Controller

by talisma-cassoma
this code shows the train and test of a YOLOV5 convolutional neural network for detection of electronics components

by salehali22
SAL-FC: Open-source Modular STM32H743 Flight Controller
by ikajdan
A split keyboard with 6 by 3 column staggered keys and 3 thumb keys, based on the Crkbrd design
by ohdsp
Open Hardware DSP Platform - Class D Amplifier TDA7498, TDA7492 PCB design - Open Source Hardware - Untested

by glitchwrks
48T02 RTC/NVRAM crystal + battery replacement module
by acolomitchi
Files for the capacitive soil moisture (2 kicad projects and 1 arduino sketch with dependencies)

by SukkoPera
Open Hardware Automatic Mouse/Joystick Switcher for Amiga Computers
by cnlohr
Test link between an ESP8266 and a base station or another ESP8266 easily.
by stefaweb
The Q17 is an error correction HIFI amplifier based on the QUAD405 current dumping principle.

by c0de111
Battery-powered e-paper sign: room signage, sensor graphs, home automation, or anything over Wi-Fi. Wakes by real-time clock, NFC tap, or button. Raspberry Pi Pico W firmware, custom PCB, and 3D-printed case included.

by cwgstreet
ESP32 wifi enabled quad temperature probe device to monitor bbq meat / pit temperatures with wireless cloud data logging for remote monitoring and push alert notifications
by RobertPHeller
A collection of circuit designs for various MCUs, not just Raspberry Pis relating to Model Railroading
by bocaletto-luca
Arduino RFID/NFC Cloner & Emulator A turnkey Arduino project to read, clone and (optionally) emulate MIFARE Classic 1K tags or NTAG2xx NFC cards using a PN532 module. Perfect for security research, badge duplication or custom access‐control experiments. By Bocaletto Luca

by visrealm
Cherry MX compatible upgrade for your Texas Instruments TI-99/4A Mitsumi mylar keyboard

by wodowiesel
LCRDT-Tester is an electronic component tester based on Arduino Nano v3 with internal reference incl. pcb schematics & code

by stanleyondrus
reTerminalEM is an open-source expansion module platform for reTerminal's high speed interface (PCIe X2, USB 2.0, POE, 2x I2C, 2x SPI, UART, and 11 GPIOs).
Every project listed here belongs to its author and is linked to its original repository. Licences are read from the repository metadata and summarised for convenience — check the licence file in the project itself before you manufacture or redistribute a design. ProtoFlow does not host, mirror or verify these files. Index last rebuilt 2026-09-21.