51.9k 476 22 393
Remaking the PDP-8/I using the Pi, simh & a replica front panel
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57.1k 337 22 165
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MC68000 Computer


33.9k 944 15 156
A computer running the BASIC programming language, generating composite video and reading PS/2 keyboard input using a single AVR.
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Single Chip AVR BASIC Computer


18.3k 241 47 140
Yes - No - Maybe? The goal is to completely step away from the normal binary system and investigate alternative computing systems.
21.1k 233 25 139
RetroBSD is UNIX running on PIC32 and this is a board I designed for it, evolving into tiny computer
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MiniBSD laptop computer


20k 240 17 125
A small Z80 computer with composite video, serial and a hard drive with CP/M
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Z80 Microcomputer System


37.9k 198 22 92
This project is an attempt to teach myself about the inner workings of computers. Naturally I started from the bottom up.
17.2k 153 8 86
After the apocalypse we have to build computers from stuff we can make at home, I.E Transistors, diodes and resistors.
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AYTABTU - Discrete Computer


25.5k 176 4 85
This is a small FPGA development board that I am currently designing. Lots of I/O connectivities: HDD,Ethernet,USB,Audio,PS/2,VGA,BLVDS, 5V tolerant
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FPGA Computer/Eval board

K.C. Lee

18.8k 159 28 77
My own design 6502 based computer with full graphics, sound and storage capabilities for a dose of 80s nostalgia!
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6502 Homebrew Computer


7.6k 76 6 68
Handheld Game System featuring the 6502
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Dodo: 6502 Game System

Peter Noyes

12.4k 147 22 65
Arduino based bicycle computer using open hardware and software logging data on SD card and JS web interface using USBOTG and USBHID
Project Owner Contributor

Open Bicycle Computer


10.3k 116 26 56
ED-64 will be an 8-bit computer built with discrete components, and will feature a ferrite core memory (documented as a separate project).
7.1k 67 20 50
A mc68k-based computer motherboard, some expansion cards, and a very basic multitasking OS, all built from scratch.
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Motorola 68000 computer


4.3k 86 3 50
Another DIY 4-bit computer
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7.1k 63 19 48
An open-source minimalist 68020 based single board computer
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Jason Westervelt

6k 126 19 47
A vintage Z80 computer prototype, compatible with CP/M & Sinclair ZX Spectrum Operating Systems
3k 264 14 39
TRS-80 Model I emulated on a PIC32MX processor; VGA, PS/2, and SD for tape and disk images. Oh, and glourious cassette sound.
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TRS-80 Model 1 on a PIC32


4.6k 252 5 38
The Kestrel project is all about freedom of computing and the freedom of learning using a completely open hardware and software design.
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Kestrel Computer Project

Samuel A. Falvo II

3.2k 53 5 33
Synchronous All-Purpose Minimal Instruction Reckoning Apparatus
Project Owner Contributor



4.2k 59 3 32
My attempt at building a small computer based around a full Motorola 68000 processor.
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MC68000 Computer

Chartreuse Kitsune

5.2k 149 24 32
A computer invented, designed and built from scratch.
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A2Z Computer


3.9k 71 5 31
A simple 8-bit processor designed at the transistor level
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MicroMicro Processor

Sarah Wittman

7.9k 138 8 24
Hitachi HD63C09 clocked at a blistering 3 MHz with a capacious 64K of RAM! Retroputing bliss...
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HD6309 Singleboard Computer


2.9k 19 2 23
A Talking Arduino-Based Emulator of the Busch 2090 Microtronic Computer System.
1.4k 23 5 20
Synchronous All-Purpose Minimal Instruction Reckoning Apparatus
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2.3k 39 5 18
After the E, There was She. A Small Expandable 65c816 computer
Project Owner Contributor



5.6k 121 6 17
Z80 Single board computer
Project Owner Contributor

Z80 Retro Computer (With Graphics)


2k 42 3 17
Fairly simple implementation of a computer system with a classic microprocessor
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Z80 Computer - Attempt 1

Alex Bowen

1.6k 17 5 16
A custom 32-bit CPU core with GCC toolchain
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Bexkat1 CPU

Matt Stock

2.5k 41 0 15
An Intel 8085-based computer
Project Owner Contributor

Bentendo 6004


9.9k 46 1 14
I posting this to give a feel for the Odroid U3. There is a forum but not a lot of documentation out there.
3.5k 680 6 14
2.8k 43 0 12
A ternary LISP machine
Project Owner Contributor


John Sully

978 9 3 10
"Just because"
2.7k 51 0 8
Shove a x86 compatible 3.5 inch SBC with hard drive and external ports into a old candy tin left over from the holidays
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Candy Tin PC


1.3k 24 0 7
An expandable computer system I'm building and programming just for the fun of it.
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