2 layers55 × 55 mm
Prismo
nu31hackerspace/prismo
Open-source $10 NFC/RFID door access controller for hackerspaces and makerspaces. ESP32-C3 + PN532, MQTT, Home Assistant, self-hosted
29 parts39MIT
Open-source KiCad boards
107,410 boardsPrinted circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.
- 6 layers50 × 50 mm
Osc dev m007
OpenServoCore/open-servo-core
The goal of this project is to create an open servo controller board and firmware.
100 parts39Apache-2.0 - 2 layers26 × 21.7 mm
- 2 layers88.9 × 114.3 mm
Due circuit
progressiveautomations/Stewart-Platform
Sponsored by Progressive Automations, completed by UBC Engineering Physics 2018 (Tim Branch, Henry Liu, Don Nguyen)/ (Matt Ward, Johnny Liu, Nathaniel Osachoff)
31 parts39LGPL-3.0 - 4 layers100 × 100 mm
Uaefi
rusefi/uaefi
🔴Community support ONLY 🔴 https://www.facebook.com/groups/rusEfi 🔴 Discord🔴 Commercial Support 🔴
171 parts39 - 2 layers100 × 80 mm
- 2 layers92.3 × 40 mm
PS2FloppyDaughterboard
schlae/PS2FloppyAdapter
Adapts standard PC floppy drives for use with IBM PS/2 computers that have 40 pin edge connectors
10 parts39 - 2 layers23 × 45 mm
- 6 layers76 × 46.4 mm
Rp2350 driver
sequoia-hope/rp2350-motor-controller
An RP2350 based brushless motor controller
291 parts39 - 2 layers100 × 50 mm
- 2 layers33.7 × 56.5 mm
Lumafix
tebl/C64-Lumafix
An easier to solder version of the Lumafix board, components spaced out a bit more to make things easier on the beginner (mostly meaning me).
12 parts39 - 2 layers63.5 × 63.4 mm
C64 Modulator
tebl/C64-Modulator-Replacement
A simple modulator replacement for Commodore 64s with "longboards", complements my Lumafix version as well adding an audio connector for second SID.
40 parts39 - 4 layers50.5 × 29.5 mm
Colobus hardware
tihmstar/colobus_hardware
RP2040 based iPhone (lightning) UART cable, that actually works (hardware)
57 parts39CERN-OHL-S-2.0 - 4 layers
WatchBorad
ValentiWorkLearning/GradWork
Development board based on NRF52832 E73 module with C++20/CMake/VSCode based development flow
119 parts39MIT - 2 layers17.3 × 24.5 mm
- 2 layers69 × 57 mm
- 2 layers45 × 24.6 mm
Cyborg ring
zakqwy/cyborg_ring
Cordwood-style blinky ring, powered by an ATtiny85 and a pair of size 10 Zn-air hearing aide batteries.
58 parts39 - 4 layers110 × 64 mm
SYCL Badge 2024
ZigEmbeddedGroup/sycl-badge
The badge for the SYCL conference! https://zigembeddedgroup.github.io/sycl-badge/
145 parts39 - 2 layers88.9 × 50.8 mm
BLDC BIZ CARD
ageppert/Brushless-Motor-Biz-Card
A brushless motor and driver built in to a business card form-factor for learning and experimenting!
82 parts38MIT - 4 layers181 × 184.9 mm
Universal ITX Backplane
aitorgomez-net/Universal-ITX-Backplane
Build a retro ISA or PC / 104 slot-based system on an ITX format board
78 parts38 - 4 layers100 × 100 mm
Hellen1-uaefi
andreika-git/hellen-one
Hellen-One Hardware Platform for rusEFI Engine Management System
90 parts38 - 2 layers87.6 × 73.9 mm
PocketTRS
apuder/PocketTRS
PocketTRS uses a modern microcontroller to emulate a TRS-80 personal computer. It can be connected to any compatible VGA monitor and PS/2 keyboard. PocketTRS has TRS-IO embedded for full FreHD support.
45 parts38 - 4 layers239.4 × 165.7 mm
- 4 layers54 × 11.6 mm
BrodBoost PD
axiometa/BrodBoost-PD
Breadboard Powersupply with Power Delivery. Available Voltages 20,15,12,9,5. Based on CYPD3177 Chip
39 parts38