Hardware projects tagged diy

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

Projects

43 boards
7-Segment Clock (STM32)
@ink

A free, DIY-friendly alternative 7-segment clock built around an STM32 microcontroller. Features BLE connectivity, audio output, a buzzer, humidity and temperature sensing, and micro USB power/charging.

pcbbom
No license31Jul 15, 2026
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
emes
@meadiode

Epic Minimalist Entertainment System - DIY handheld handheld game console

schematicpcbbomcapacitorresistorregulatorinductor
GPL-3.000Jul 9, 2026
hbr-mk2
@afiskon

All HF bands QRP CW/SSB transceiver

schematicpcbbomresistorcapacitorinductordiode
MIT00Jul 9, 2026
pcb-ws2812-wifi-controller
@klein0r

WiFi Controller for WS2812 LED Stripes

schematicpcbbomcapacitorresistorregulatorconnector
MIT00Jul 9, 2026
hackathon-keychain
@pcbcupid

It's a giveaway done for Hardware Hackathon 1.0

schematicpcbbomresistorbatterytransistorconnector
MIT00Jul 9, 2026
pcb-smarter-pi
@klein0r

Just a simple Hat for your Raspberry Pi (2,3,4) to provide an easier connection for peripherals

schematicpcbbomresistorICledconnector
MIT00Jul 9, 2026
combadge
@pippadi

A Star Trek combadge built with the ESP32-S3

schematicpcbbomcapacitorresistorbatteryswitch
GPL-3.000Jul 9, 2026
mad_plantbug
@incomprehensible

DIY and open source soil moisture sensor 🪴

schematicpcbbomresistordiodeICled
MIT00Jul 9, 2026
pcb-arcade-encoder
@klein0r

A small pcb to use your Arduino Pro Micro as an USB-Controller adapter

schematicpcbbomconnectorIC
MIT00Jul 9, 2026
rc-light-controller
@laneboysrc

Extensible RC car light controller with Web-based configuration tool

schematicpcbbomcapacitorresistordiodeled
MIT00Jul 9, 2026
pcb-ttl-ftdi-esp-adapter
@klein0r

PCB to connect a TTL reader either to an FTDI or ESP12-E/F (WiFi)

schematicpcbbomcapacitorresistorregulatorconnector
MIT00Jul 9, 2026
pcb-rack-temperature-control
@klein0r

Control fans in your rack depending on current temperature

schematicpcbbomresistorICconnectorcapacitor
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
din-rail-circuits
@galopago

Collection of electronic circuits for DIN RAIL mount

schematicpcbbomresistorcapacitorregulatorbattery
CC-BY-4.000Jul 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
aiosense
@schluggi

ESPHome based all-in-one sensor

schematicpcbbombuzzerconnectorICmounting hole
MIT00Jul 9, 2026
rust-board
@shimo8810

Hobby board implemented in Rust

schematicpcbbomcapacitorresistorcrystaltransistor
MIT00Jul 9, 2026
lizard
@trd-b

3D printed RC race car with custom electronics

schematicpcbbomcapacitorresistordiodeconnector
CC-BY-4.000Jul 9, 2026
teslasmps
@devfabiosilva

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

schematicpcbbomcapacitortest pointresistordiode
Unlicense00Jul 9, 2026
a10c-simpit-pcbs
@w3z315

A collection of my DIY PCBs, including their code, for DCS:World's A10CII

schematicpcbbomresistorledtransistorconnector
GPL-3.000Jul 9, 2026
picofx
@dj505

A compact keyboard-style controller for Pump it Up

schematicpcbbomcapacitorresistorledRP2040
GPL-3.000Jul 9, 2026
mad_retroclock
@incomprehensible

A stylish, soviet Nixie tubes-based stationary clock ✩ ⩇⩇:⩇⩇ ☾

schematicpcbbomcapacitorresistorbatteryIC
Apache-2.000Jul 9, 2026
radio-frequency-prototype-boards
@maelh

Radio frequency prototype boards (based on MegawattKS' design)

schematicpcbbomconnectormounting hole
BSD-3-Clause00Jul 9, 2026
fanpico
@tjko

Fanpico: Open Source Programmable PWM (PC) Fan Controller

schematicpcbbomresistorcapacitorconnectorfuse
GPL-3.000Jul 9, 2026
model-k-pico
@trojanpinata

A 75% Keyboard based on the Raspberry Pi Pico (RP2040) and custom hardware

schematicpcbbomresistorconnectordiodeUSB-C
GPL-3.000Jul 9, 2026
arisutea-pcb-stm32
@mattyams

PCB design files for Arisutea STM32 Keyboard

schematicpcbbomcapacitorresistortransistorfuse
MIT00Jul 9, 2026
overcycler
@gligli

Affordable DIY polyphonic hybrid single cycle / analog synthesizer

schematicpcbbomresistorcapacitorinductorcrystal
GPL-3.000Jul 9, 2026
arisutea-pcb-rgb
@mattyams

PCB design files for Arisutea RGB Keyboard

schematicpcbbomcapacitorresistorcrystalfuse
GPL-3.000Jul 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
e-tkt
@andreisperid

open source embossed label maker

schematicpcbbomcapacitorresistorinductorfuse
MIT00Jul 8, 2026
stm32-rfm95-pcb
@tomtor

STM32 and AVR128 Printed Circuit Board for creating IOT nodes with the RFM95 LORA chip

schematicpcbbomcapacitorresistorcrystalIC
GPL-3.000Jul 8, 2026
magicquartz-techdemo
@sebmate

Turntable speedbox implementation for the MagicQuartz firmware

schematicpcbbomresistorcapacitorconnectorswitch
CERN-OHL-S-2.000Jul 8, 2026
rp2040-debugprobe
@red-scorp

RP2040-based debug probe board

schematicpcbbominductorcapacitorresistorcrystal
No license00Jul 8, 2026
thatmicpre
@ojg

Microphone Pre-amplifier

schematicpcbbomcapacitorresistordiodeswitch
CC-BY-SA-4.000Jul 8, 2026
rp2040-decoder
@gab-k

Cost effective DIY DCC Decoder for model railroad locomotives

schematicpcbbomconnectorcapacitorresistorRP2040
CERN-OHL-S-2.000Jul 8, 2026
rkd-old
@ptalts-lk

一个基于RP2040+CH9329的4k音游控制器/可编程键盘 支持扩展 硬件宏 SDVX v1.1版本正在开发中

schematicpcbbomresistorcapacitorregulatorIC
GPL-3.000Jul 8, 2026
universal-jlink-adapter
@fescron

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. (Info about about J-Link Commander and Segger RTT is also given.)

schematicpcbbomresistorcapacitorconnectorswitch
No license00Jul 8, 2026
keyboards
@tzarc

@tzarc's custom keyboard designs.

schematicpcbbomresistorcapacitordiodemounting hole
CERN-OHL-S-2.010Jul 8, 2026
oxikit-brainboard
@shridattdudhat

An Open Source Oxygen Concentrator Brain Board for Oxikit with Particle or ESP32 board !

schematicpcbbomcapacitorresistordiodeconnector
GPL-3.000Jul 8, 2026
tiny-picoprobe
@tjko

Tiny PicoProbe PCB

schematicpcbbomresistorconnectorledRP2040
GPL-3.000Jul 7, 2026
double-electronic-load
@virtual-machinist

LM358-based double electronic load

schematicpcbbomresistorcapacitorICconnector
CC-BY-SA-4.000Jul 7, 2026
psa-pcb
@mive82

Peugoet Infotainment Project PCB

schematicpcbbomcapacitorresistorinductorcrystal
No license00Jul 7, 2026

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