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.
312 published boards whose schematic and layout source is public — KiCad, EAGLE, Altium and EasyEDA projects you can read, fork and build on. Every entry links to the original repository and names its licence.
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.
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.
The 32-bit Arduino Uno board combining a Renesas RA4M1 MCU with an ESP32-S3 connectivity module and a built-in LED matrix.
The original RP2040 microcontroller board, with castellated edges, USB and exposed debug pins in a compact dual-inline format.
The RP2350-based successor to Pico, retaining the familiar form factor while adding more performance, memory and security features.
A multi-protocol nRF52840 development kit for Bluetooth Low Energy, Matter, Thread, Zigbee, NFC and proprietary 2.4 GHz designs.

by OpenGammaProject
🎒 Carrier board for a 6 mm C-Series MicroFC-60035 silicon photomultiplier.

by ardiloot
ESP32 based differential pressure (and air flow) meter. Handheld, battery powered DIY device for measuring small pressure differences (Sensirion SDP810-500Pa).
KiCad sourceby UzixLS
MOS SID sound card for ZX Spectrum
KiCad sourceby DIYSynthMNL
A multi saturation module with voltage controlled wet/dry mix

by heyitsyang
PCB to create an all-in-one AC wall wart + project
KiCad sourceby Atlantix-EDA
Companion PCB Release & Manufacturing Tool for KiCad
KiCad sourceby tomtor
STM32 and AVR128 Printed Circuit Board for creating IOT nodes with the RFM95 LORA chip

by OpenModbus
A compact industrial-grade 64-channel Modbus RTU output module.
KiCad sourceby UzixLS
Extension board for Sizif-512
KiCad sourceby rniwase
Nintendo Gameboy cartridge-shaped FPGA development board
KiCad sourceby KabukiFlux
JAMMA Xbox360 wired controller for RGBUNTU/PI cheap
KiCad sourceby Kampi
Zigbee environment sensor device with Zigbee2MQTT support.
KiCad sourceby UzixLS
RGB to YPbPr converter
EasyEDA sourceby MehverOSHW
基于树莓派4布局的底板,核心板为稚晖君 (@peng-zhihui) 的 Project Quantum 项目。| A shield (IO board) according with RBPi4, the core is @peng-zhihui 's Quark N.
by UzixLS
Converts RGB + Sync analog signal to S-Video (and also Composite).

by Alex-2-Graf
Leningrad-2. Russian ZX Spectrum clone (2025 Revision). Modernized schematic & PCB with onboard RGB2VGA/HDMI converter, AY-3-8910 sound, and expansion bus adapters.
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.