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eye
53.1k
users
481
comment
22
skull
398
Remaking the PDP-8/I using the Pi, simh & a replica front panel
Project Owner Contributor

PiDP-8/I

Oscarv

eye
58.6k
users
345
comment
22
skull
172
Project Owner Contributor

MC68000 Computer

Benchoff

eye
35.9k
users
1k
comment
16
skull
159
A computer running the BASIC programming language, generating composite video and reading PS/2 keyboard input using a single AVR.
Project Owner Contributor

Single Chip AVR BASIC Computer

Dan

eye
19.2k
users
246
comment
48
skull
146
Yes - No - Maybe? The goal is to completely step away from the normal binary system and investigate alternative computing systems.
eye
22.2k
users
239
comment
25
skull
145
RetroBSD is UNIX running on PIC32 and this is a board I designed for it, evolving into tiny computer
Project Owner Contributor

MiniBSD laptop computer

jaromir.sukuba

eye
21.1k
users
244
comment
18
skull
131
A small Z80 computer with composite video, serial and a hard drive with CP/M
Project Owner Contributor

Z80 Microcomputer System

256byteram

eye
40.2k
users
204
comment
22
skull
98
This project is an attempt to teach myself about the inner workings of computers. Naturally I started from the bottom up.
eye
18.1k
users
162
comment
8
skull
90
After the apocalypse we have to build computers from stuff we can make at home, I.E Transistors, diodes and resistors.
Project Owner Contributor

AYTABTU - Discrete Computer

matseng

eye
26.9k
users
180
comment
4
skull
89
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
Project Owner Contributor

FPGA Computer/Eval board

K.C. Lee

eye
20.9k
users
172
comment
28
skull
87
My own design 6502 based computer with full graphics, sound and storage capabilities for a dose of 80s nostalgia!
Project Owner Contributor

6502 Homebrew Computer

Dolo

eye
8.7k
users
92
comment
9
skull
81
Handheld Game System featuring the 6502
Project Owner Contributor

Dodo: 6502 Game System

Peter Noyes

eye
11.1k
users
128
comment
27
skull
61
ED-64 will be an 8-bit computer built with discrete components, and will feature a ferrite core memory (documented as a separate project).
eye
8.4k
users
77
comment
32
skull
56
An open-source minimalist 68020 based single board computer
Project Owner Contributor

rhombus

Jason Westervelt

eye
8.1k
users
76
comment
23
skull
55
A mc68k-based computer motherboard, some expansion cards, and a very basic multitasking OS, all built from scratch.
Project Owner Contributor

Motorola 68000 computer

Stuart

eye
4.6k
users
90
comment
3
skull
52
Another DIY 4-bit computer
Project Owner Contributor

Fourbit

jaromir.sukuba

eye
6.3k
users
130
comment
21
skull
50
A vintage Z80 computer prototype, compatible with CP/M & Sinclair ZX Spectrum Operating Systems
eye
7k
users
246
comment
24
skull
46
A computer invented, designed and built from scratch.
Project Owner Contributor

A2Z Computer

f4hdk

eye
5.3k
users
259
comment
5
skull
42
The Kestrel project is all about freedom of computing and the freedom of learning using a completely open hardware and software design.
Project Owner Contributor

Kestrel Computer Project

Samuel A. Falvo II

eye
3.4k
users
269
comment
14
skull
40
TRS-80 Model I emulated on a PIC32MX processor; VGA, PS/2, and SD for tape and disk images. Oh, and glourious cassette sound.
Project Owner Contributor

TRS-80 Model 1 on a PIC32

ziggurat29

eye
5k
users
65
comment
3
skull
35
My attempt at building a small computer based around a full Motorola 68000 processor.
Project Owner Contributor

MC68000 Computer

Hayden Kroepfl

eye
5.5k
users
42
comment
5
skull
35
"Just because"
eye
3.5k
users
55
comment
5
skull
34
Synchronous All-Purpose Minimal Instruction Reckoning Apparatus
Project Owner Contributor

S.A.M.I.R.A.

menguinponkey

eye
4.1k
users
74
comment
5
skull
32
A simple 8-bit processor designed at the transistor level
Project Owner Contributor

MicroMicro Processor

Sarah Wittman

eye
8.3k
users
143
comment
10
skull
27
Hitachi HD63C09 clocked at a blistering 3 MHz with a capacious 64K of RAM! Retroputing bliss...
Project Owner Contributor

HD6309 Singleboard Computer

tomcircuit

eye
3k
users
19
comment
2
skull
23
A Talking Arduino-Based Emulator of the Busch 2090 Microtronic Computer System.
eye
1.6k
users
27
comment
5
skull
21
Synchronous All-Purpose Minimal Instruction Reckoning Apparatus
Project Owner Contributor

S.A.M.I.R.A. MK-II

menguinponkey

eye
2k
users
24
comment
5
skull
20
A custom 32-bit CPU core with GCC toolchain
Project Owner Contributor

Bexkat1 CPU

Matt Stock

eye
6.3k
users
125
comment
6
skull
20
Z80 Single board computer
Project Owner Contributor

Z80 Retro Computer (With Graphics)

Hacker404

eye
2.5k
users
40
comment
5
skull
19
After the E, There was She. A Small Expandable 65c816 computer
Project Owner Contributor

SheMachine

BladeRunner

eye
2.2k
users
43
comment
3
skull
17
Fairly simple implementation of a computer system with a classic microprocessor
Project Owner Contributor

Z80 Computer - Attempt 1

Alex Bowen

eye
3.7k
users
762
comment
6
skull
16
eye
2.7k
users
42
comment
0
skull
15
An Intel 8085-based computer
Project Owner Contributor

Bentendo 6004

Bentendo64

eye
10.2k
users
47
comment
1
skull
13
I posting this to give a feel for the Odroid U3. There is a forum but not a lot of documentation out there.
eye
3k
users
42
comment
0
skull
12
A ternary LISP machine
Project Owner Contributor

Trinity

John Sully

eye
983
users
17
comment
11
skull
12
A breadboard-able computer which uses only a single instruction - MOVE
Project Owner Contributor

One-instruction TTL Computer

Justin Davis

users
9
comment
0
skull
10
A minified replica of the Apple 1 computer
Project Owner Contributor

Apple 1 Mini

Ruud van Falier

eye
528
users
10
comment
5
skull
9
Generic purpose MOS-6502 based computer.
Project Owner Contributor

MKHBC-8-Rx

Marek

eye
3k
users
51
comment
0
skull
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
Project Owner Contributor

Candy Tin PC

osgeld

eye
1.4k
users
25
comment
0
skull
8
An expandable computer system I'm building and programming just for the fun of it.
Project Owner Contributor

SkajNätt

adam.klotblixt