Hardware projects tagged electronics

Open hardware projects tagged electronics on BoardRepo, the GitHub for hardware. View schematics and PCBs in the browser and download the sources.

Projects

60 boards
shinsanwaswitch
@steelpuxnastik

DIY-friendly photointerrupter microswitch/lamp holder 2-in-1 for generic 100mm Chinese arcade buttons. Enables an OBSA-LHSXF+OBSA-100UMQ-like setup at low cost with generic parts.

schematicpcbbomcapacitorresistortransistorconnector
MIT00Jul 9, 2026
atx12vo-5vsb-to-12vsb-adapter
@randomdelta6

ATX12VO compatible +5VSB to +12VSB inline adapter

schematicpcbbomcapacitorresistormounting holeIC
CC-BY-SA-4.000Jul 9, 2026
protoboardsource-pcb
@romadrigal

Repositorio del diseño de una PCB que permite conectar directamente cables con conector banana para alimentar una protoboard

schematicpcbbomcapacitorconnectormounting hole
MIT00Jul 9, 2026
servo-tester-ne555
@ramuroy

🔧 A basic servo motor tester using the NE555 timer in astable mode. 🧠 Designed in KiCad with adjustable PWM output ⚙️ for controlling servo motors.

schematicpcbbomresistordiodecapacitorconnector
MIT00Jul 9, 2026
electronics-lc-meter
@andres-garcia-alves

A Capacimeter + Inductometer based on Arduino Nano.

schematicpcbbomresistorcapacitorICmounting hole
GPL-3.000Jul 9, 2026
kicad-7-series
@pcbcupid

This Repo is a collection of project files to a series of KiCad 7 tutorial, Which will take you through the journey of learning KiCad from scratch to making your first Printed Circuit Board.

schematicpcbbomresistorbatteryledIC
MIT00Jul 9, 2026
mikrobus
@michpro

Collection of add-on boards in mikroBUS™ standard

schematicpcbbomrelayconnectorresistorcapacitor
CERN-OHL-P-2.000Jul 9, 2026
hbr-mk2
@afiskon

All HF bands QRP CW/SSB transceiver

schematicpcbbomresistorcapacitorinductordiode
MIT00Jul 9, 2026
benchyreloaded
@daxxn

New and improved Benchy, now with more doodads!

schematicpcbbomresistorcapacitorconnectorinductor
AGPL-3.000Jul 9, 2026
dc-dc-buck-boost
@pejo-306

Bachelor's degree diploma project

schematicpcbbomresistorcapacitorinductorIC
MIT00Jul 9, 2026
led-matrix
@imseanconroy

Complete design files for a 2x6 LED metrix, created using KiCad.

schematicpcbbomcapacitorledconnector
MIT00Jul 9, 2026
hackathon-keychain
@pcbcupid

It's a giveaway done for Hardware Hackathon 1.0

schematicpcbbomresistorbatterytransistorconnector
MIT00Jul 9, 2026
chiplab
@emulationonline

The Chiplab is a platform for researching behavior of digital integrated circuits. It includes provides instrumentation to run programs against real hardware and observe the results.

schematicpcbbomresistorcapacitorconnectorIC
BSD-4-Clause00Jul 9, 2026
piweathershield
@robertgawron

Temperature, humidity, and air pressure monitoring with an easy-to-solder Raspberry Pi shield.

schematicpcbbomcapacitorresistorICconnector
MIT00Jul 9, 2026
klipper_nano_expander
@orobardet

Klipper Nano Expander, an Arduino Nano Shield to be used as an auxiliary Klipper MCU

schematicpcbbomcapacitorresistorconnectorIC
MIT00Jul 9, 2026
ee_design
@gabriel8503

Circuit Designs for Personal Projects

schematicpcbbomresistorcapacitorinductorcrystal
MIT00Jul 9, 2026
mlight
@quard

MLight is a compact, all-in-one control board designed to manage auxiliary tools for soldering equipment

schematicpcbbomresistorcapacitorinductortransistor
MIT00Jul 9, 2026
kitchen_timer
@krystofh

TimeUp kitchen timer based on 4-digit segment display, Raspberry Pi Pico and running on Zephyr RTOS

schematicpcbbomresistorICtransistorswitch
Apache-2.000Jul 9, 2026
operationurd
@hardware7253

A nixie tube clock inspired by the divergence meter from Steins;Gate.

schematicpcbbomresistorcapacitorinductorIC
MIT00Jul 9, 2026
rc-helicopter-mainboard
@ikajdan

RC helicopter mainboard based on an STM32 MCU

schematicpcbbomcapacitorresistorcrystalfuse
CERN-OHL-P-2.000Jul 9, 2026
canbus_solar_mppt
@mbouyer

canbus_solar_mppt

schematicpcbbomresistorcapacitorinductorfuse
BSD-2-Clause00Jul 9, 2026
omnicontroller
@rp958

OmniController is an all-in-one controller designed with retrogaming solutions in mind.

schematicpcbbomcapacitorresistorcrystalconnector
CERN-OHL-S-2.000Jul 9, 2026
guitaramplifier-pcb-ie0308
@romadrigal

Repositorio para el proyecto final del curso IE0308 sobre el diseño de una PCB de un amplificador para guitarra.

schematicpcbbomresistorcapacitordiodeIC
MIT00Jul 9, 2026
sstc
@hnaderi

Musical solid state tesla coil circuit and part design

schematicpcbbomcapacitorresistordiodeconnector
CC0-1.000Jul 9, 2026
teslasmps
@devfabiosilva

DIY: High Voltage Range Switching Mode Power Supply for Embedded and Solar systems

schematicpcbbomcapacitortest pointresistordiode
Unlicense00Jul 9, 2026
arduino_lmeter_shield
@michpro

Arduino Inductance Meter shield

schematicpcbbomresistorcapacitorinductortransistor
CERN-OHL-P-2.000Jul 9, 2026
usb_curve_tracer
@schuyler4

This is a curve tracer design.

schematicpcbbomresistorcapacitorfusediode
MIT00Jul 9, 2026
piups
@diminddl

A UPS for raspberry pis.

schematicpcbbomresistorcapacitordiodeinductor
CERN-OHL-W-2.000Jul 9, 2026
real-time-chess
@misprit7

A physical chess board without the concept of turns

schematicpcbbomresistordiodeICtransistor
MIT00Jul 9, 2026
openhand
@aleksaheler

Our attempt at a prosthetic hand using STM32 microcontroller with custom PCB and mechanics

schematicpcbbomresistorcapacitorcrystalinductor
MIT00Jul 9, 2026
ulc-pico-c-code
@monkeycodemen

ULC - Pico universal light controller with Rasperry Pico

schematicpcbbomresistorcapacitorfusediode
MIT00Jul 9, 2026
z280
@transistorfet

A Single Board Computer with a Z280 CPU using the Z-BUS interface

schematicpcbbomcapacitorresistortransistorIC
GPL-3.000Jul 9, 2026
putm-rearbox
@ikajdan

A PCB combining components for the rear side of the vehicle

schematicpcbbomresistorfusecapacitorinductor
GPL-3.000Jul 9, 2026
macro-keyboard
@imseanconroy

Minimal Layout, Maximum Efficiency — A collection of macro keyboard to boost your productivity without crowding your workspace.

schematicpcbbomICswitch
MIT00Jul 9, 2026
arisutea-pcb-rgb
@mattyams

PCB design files for Arisutea RGB Keyboard

schematicpcbbomcapacitorresistorcrystalfuse
GPL-3.000Jul 9, 2026
m88
@miselin

The M88 Computer

schematicpcbbomcapacitorresistorcrystalconnector
CERN-OHL-P-2.000Jul 9, 2026
the_uni
@petercpark

A uni-board split ortholinear made for stenography. Uses QMK Firmware's Gemini Protocol. This is the pro micro version (aka Uni v2)

schematicpcbbomICdiodeswitch
CC-BY-NC-SA-4.000Jul 9, 2026
ethersweep
@neumi

Open Source, easy to use Ethernet connected stepper motor controller. Built in FreeCAD, KiCAD and Arduino.

schematicpcbbomconnectorICcapacitorcrystal
MIT00Jul 9, 2026
tmc2209_devboard
@neumi

An Arduino shield to test the TMC2209 stepper motion controller by Trinamic.

schematicpcbbomICcapacitorconnectordiode
No license00Jul 9, 2026
gps-tracker
@mohamedboubaker

STM32 and SIM808 GPS tracker with a custom PCB design and support for MQTT and AES-128 encryption.

schematicpcbbomresistorcapacitorinductorconnector
No license00Jul 9, 2026
qmtechbaseboard
@carlosedp

BaseBoard design for QMTech Kintex 7 FPGA

schematicpcbbomconnectorswitchUSBled
MIT00Jul 8, 2026
reflow-hot-plate
@ikajdan

A soldering reflow hot plate based on STM32

schematicpcbbomresistorcapacitorfuseinductor
MIT00Jul 8, 2026
rs485-moist-sensor
@miceuz

Digital (RS485 - based) soil moisture and temperature sensor

schematicpcbbomresistorcapacitorcrystalconnector
Apache-2.000Jul 8, 2026
dsp-adau1452
@ohdsp

Open Hardware DSP Platform ADAU145x DSP supporting ADAU1452, ADAU1451, and ADAU1450 devices

schematicpcbbomresistorcapacitorcrystalIC
No license00Jul 8, 2026
rp2040-motor-controller
@twisted-fields

A dual channel brushless motor controller based on the RP2040 microcontroller, designed in Kicad.

schematicpcbbomresistorinductorcapacitordiode
CERN-OHL-S-2.000Jul 8, 2026
diy-am-fm-radio-receiver-with-cxa1019s
@teknotrek

This repo contains open-source KiCad PCB designs for a DIY AM/FM radio receiver using the Sony CXA1019S IC. Perfect for electronics beginners! 🔹 Key Features: Dual-band (AM+FM) receiver schematic Optimized PCB layout for low noise Ready-to-manufacture Gerber files

schematicpcbbomcrystalresistorcapacitordiode
No license00Jul 8, 2026
magicquartz-techdemo
@sebmate

Turntable speedbox implementation for the MagicQuartz firmware

schematicpcbbomresistorcapacitorconnectorswitch
CERN-OHL-S-2.000Jul 8, 2026
nomad
@0zane

One Adventure - One device,Nomad is a custom outdoor mobile device built around the ESP32-S3. It is designed for explorers, researchers, and outdoor enthusiasts who need reliable positioning, long-range communication, environmental awareness, and practical survival utilities in a compact package.

schematicpcbbomcapacitorresistorinductortransistor
MIT00Jul 8, 2026
pcb_design
@odobot

HALLO EYE

schematicpcbbomresistorcapacitortransistorbattery
No license00Jul 8, 2026
signal.echo
@coderarjob

Demo board which generates sample signals experimenting/checking oscilloscope features

schematicpcbbomcapacitorresistorcrystalIC
AGPL-3.000Jul 8, 2026
noahfc
@zosko

NoahFC - Atmega328 based Flight Controller

schematicpcbbomcapacitorresistorcrystalconnector
GPL-3.010Jul 8, 2026
stm32-buck-converter
@ikajdan

A DC-DC buck converter based on an STM32 Nucleo board

schematicpcbbomresistorcapacitorinductordiode
MIT00Jul 8, 2026
tokay-lite-pcb
@maxlab-io

Tokay AI Camera - ESP32 camera development board

schematicpcbbomledinductorcapacitorresistor
CERN-OHL-P-2.000Jul 8, 2026
dw3005t
@dominik-workshop

Linear power supply, with digital control

schematicpcbbomresistorcapacitortransistordiode
GPL-3.000Jul 8, 2026
mptt-solar-charger
@harveybates

MPTT solar charge controller for 18650 cells.

schematicbomresistorcapacitorinductortransistor
MIT00Jul 8, 2026
lora-gateway
@openalerting

Lora gateway with m2560 and rfm95 and ethernet

schematicpcbbomICconnectorcapacitorcrystal
CC-BY-NC-ND-4.000Jul 8, 2026
flipper-zero-backpacks
@chrismettal

Backpack-style addon boards for the Flipper Zero!

schematicpcbbomconnector
CC-BY-SA-4.000Jul 8, 2026
protoconn
@pakequis

A prototype board with connectors for electronic testing and development.

schematicpcbbomconnectorresistorcapacitorled
CC-BY-SA-4.000Jul 8, 2026
smartcabletester
@uxabix

A modular device designed to test electrical cables. It supports testing of both short cables (both ends accessible) and long cables (with ends far apart). The device visually indicates conductor continuity using LEDs.

schematicpcbbomresistorcapacitortransistorIC
MIT00Jul 8, 2026
tiny-picoprobe
@tjko

Tiny PicoProbe PCB

schematicpcbbomresistorconnectorledRP2040
GPL-3.000Jul 7, 2026

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