49.9k 454 21 376
Remaking the PDP-8/I using the Pi, simh & a replica front panel
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55.3k 326 22 160
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MC68000 Computer


31.8k 877 14 147
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


19.8k 228 22 133
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


17.2k 229 47 132
Yes - No - Maybe? The goal is to completely step away from the normal binary system and investigate alternative computing systems.
18.6k 229 15 116
A small Z80 computer with composite video, serial and a hard drive with CP/M
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Z80 Microcomputer System


35.4k 187 21 85
This project is an attempt to teach myself about the inner workings of computers. Naturally I started from the bottom up.
24.2k 173 4 82
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

15.8k 140 8 77
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


17k 150 28 71
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

Oric 6502 Hacker

7k 70 5 65
Handheld Game System featuring the 6502
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Dodo: 6502 Game System

Peter Noyes

11.1k 136 22 61
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


9.5k 105 24 50
The T-1 will be an 8-bit stack computer built with discrete components, and will feature ferrite core program and data memories.
4.1k 85 3 50
Another DIY 4-bit computer
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6.4k 61 19 46
An open-source minimalist 68020 based single board computer
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Jason Westervelt

5.5k 123 19 43
A vintage Z80 computer prototype, compatible with CP/M & Sinclair ZX Spectrum Operating Systems
6.1k 62 16 42
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


2.6k 262 13 36
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


3.5k 246 5 32
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

3.7k 67 5 31
A simple 8-bit processor designed at the transistor level
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MicroMicro Processor

Sarah Wittman

2.8k 50 5 30
Synchronous All-Purpose Minimal Instruction Reckoning Apparatus
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3.2k 49 2 26
My attempt at building a small computer based around a full Motorola 68000 processor.
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MC68000 Computer

Chartreuse Kitsune

2.7k 20 2 24
A Talking Arduino-Based Emulator of the Busch 2090 Microtronic Computer System.
3.2k 28 21 24
A computer invented, designed and built from scratch.
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A2Z Computer


7.1k 134 8 21
Hitachi HD63C09 clocked at a blistering 3 MHz with a capacious 64K of RAM! Retroputing bliss...
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HD6309 Singleboard Computer


1.2k 20 4 17
Synchronous All-Purpose Minimal Instruction Reckoning Apparatus
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1.9k 41 3 16
Fairly simple implementation of a computer system with a classic microprocessor
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Z80 Computer - Attempt 1

Alex Bowen

2.2k 35 5 16
After the E, There was She. A Small Expandable 65c816 computer
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4.7k 119 6 16
Z80 Single board computer
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Z80 Retro Computer (With Graphics)


2.2k 39 0 13
An Intel 8085-based computer
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Bentendo 6004


9.5k 46 1 13
I posting this to give a feel for the Odroid U3. There is a forum but not a lot of documentation out there.
2.6k 43 0 12
A ternary LISP machine
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John Sully

3.2k 609 6 12
2.5k 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


1.2k 21 0 5
An expandable computer system I'm building and programming just for the fun of it.
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