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 STM32F407 discovery board with audio, motion sensing, USB OTG and an integrated ST-LINK debugger for Cortex-M4 development.
Espressif’s classic ESP32 development board with Wi-Fi, Bluetooth, USB-to-UART and breadboard-friendly pin headers.
A compact Wi-Fi and Bluetooth Low Energy development board based on the RISC-V ESP32-C3-MINI-1 module.
A compact ESP32-S3 development board for Wi-Fi, Bluetooth Low Energy, USB and embedded AI experiments.
A multi-protocol nRF52840 development kit for Bluetooth Low Energy, Matter, Thread, Zigbee, NFC and proprietary 2.4 GHz designs.
by samyk
KeySweeper is a stealthy Arduino-based device, camouflaged as a functioning USB wall charger, that wirelessly and passively sniffs, decrypts, logs and reports back (over GSM) all keystrokes from any Microsoft wireless keyboard in the vicinity.

by cheyao
An ECP5 FPGA Dev Board in a Pi Zero form

by Hanqaqa
Easily dive into different PCB KiCad designs of the most popular microcontroller devboards

by Chrismettal
Backpack-style addon boards for the Flipper Zero!

by MilosRasic98
Open-source device for measuring cardiograpgy signals with a GUI for easier handling and additional software for analyzing the data.
by particle-iot
Hardware design files for the Spark Core, a tiny Wi-Fi development kit.

by wagiminator
USB Power Delivery Testing Device and Variable Power Supply

by Hydra-Designs
A minimalist 1W LoRA PCB design for Meshtastic-device firmware

by Jana-Marie
stm32f072 dev board with arduino nano alike pinout

by maxlab-io
Tokay AI Camera - ESP32 camera development board
by IgrikXD
A compact hardware device for transmitting WSPR messages based on the SI5351 clock generator, using GPS for transmission timing synchronization and automatic QTH locator calculation.

by oskirby
Logicbone ECP5 Development Board

by Mister-Industries
This is the official repo of the tinyCore ESP32-S3 project

by TheusHen
EEGFrontier is an open-source EEG device designed to measure focus and attention during study using real brain signals. It uses a custom-built PCB with a professional EEG analog front-end to capture raw EEG data and stream it in real time to a computer via USB.
by tinkerlog
2D scribbling device

by SRA-VJTI
ESP32-based Development Board for Robotics and Embedded Applications

by sparkfun
Troubleshooting tool for embedded devices available from SparkFun Electronics

by rm-controls
CAN peripheral interface for Intel NUC and other x86 device. 用于英特尔 NUC及其它x86架构的平台CAN的外设接口

by devttys0
A sensitive IR detector for capturing and digitizing weak infrared signals

by 10x-Aero
A 6S AM32-compatible ESC built as a proof of concept for learning how to design an ESC from scratch

by silvioviscuso
NOVA34 is an open-source, ultra-small 34mm Linux & Android board with custom PCB design, optimized for embedded systems and peripherals integration.
by LOM-instruments
Elektrosluch 3+ • electromagnetic listening device

by Pakequis
A prototype board with connectors for electronic testing and development.
by CalPlug
ADE 7953 Arduino style library (Espressif ESP8266 and ESP32 compatible) and demo board PCB design

by Allegra42
ZEReader is an open source hardware and software E-Book Reader platform. Originally developed as a bachelor's thesis in electrical engineering, the project now evolves as a hobby initiative dedicated to further develop this hackable and customizable platform.

by vul-os
Open hardware: 107 KiCad PCB designs — SMD-to-THT breakout adapters, ATTiny/ATMega/ESP development boards, and a 39-part sensor line on a common JST-SH connector.
by MUTEtheCyberwolf
Valve Index DEV Frunk 1.0 Custom made to give the Index more Mounting Options for Adapters and DIY Devices. All Modifications that i create are Reversible and will not damage the Product. (Except you try to break it on purpose)

by rniwase
Board for converting SDTV analog video to MIPI CSI-2 using Analog Devices ADV7280A-M.

by somepin
An Alice-like 35% 3d printed mechanical keyboard using ItsyBitsy dev boards
by augnairobi
IoT resource for hardware makers
by julien8
The hardware for the Raspberry Pi Zero power over Ethernet devices

by dmadison
Add-on circuit boards ("shields") for connecting Arduino development boards to sim racing equipment.

by FRautenberg
simple and cheap 16 channel logic analyzer based on Cypress CY7C68013A development board

by lukaszmargielewski
Minimal EEG device with ADS1299 amplifier and NRF51822 Bluetooth LE chip

by luminationlabs
Audio development board based on ESP32-S3

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

by BEEMB
Battery Health Monitor A compact device for monitoring the State of Health (SoH) and State of Charge (SoC) of lithium batteries. It uses the BQ27441 fuel gauge IC and BQ24075 charger IC, along with an ATmega328P microcontroller, to provide real-time battery data and display it through LED bars.
by CIRCUITSTATE
Open-Source RP2040 Microcontroller Development Board

by jojolebarjos
Experiments about GameBoy Advance and how cartridges work

by robsonsmartins
A memory device programmer (Flash/EPROM/E2PROM) board and software, connected to PC by USB port.
by idlehandsdev
USB Hub specifically designed for the Raspberry Pi Zero.

by mkaiser
PCB with ESP32 and CAN bus. For controlling CAN-devices like heatpumps via ESPHome

by Tropaion
This is a ZigBee device to collect data from smartmeters using the DLMS/COSEM protocol.
by abw
Hardware and firmware for a 4x4 MIDI merger/splitter patchbay based on an Arduino MEGA 2560

by b1scuitdev
E07xESP32C5 is a Sub-GHz & ESP32-C5 module for Flipper Zero. It includes an EBYTE E07-433M20S (PA+LNA), microSD slot, UART pads for GPS, 5V output and a 4-layer PCB with solid ground planes for RF performance.

by valletw
ESP32 ATX Power Controller

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 ardiloot
ESP32 based differential pressure (and air flow) meter. Handheld, battery powered DIY device for measuring small pressure differences (Sensirion SDP810-500Pa).
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.