2 layers365.8 × 254 mm
Raemixx500
SukkoPera/Raemixx500
Open Hardware Remake of the Commodore Amiga 500+ Mainboard
372 parts316
Boards using the 74LS373SC
99 boardsBoards in 78 GitHub repositories, designed in KiCad, that use the 74LS373SC by Texas Instruments (-55℃~+125℃ 1 2.6mA 24mA 38ns@5V,150pF 4.75V~5.25V 74LS 8 Output enable Tri-State - Buffers, Drivers, Receivers, Transceivers ROHS). See how each wires it, with its parts, size, README and files; the 74LS373SC’s symbol, footprint and pinout are on its own page.
- 2 layers365.1 × 203.2 mm
DIAG
Nakazoto/CenturionComputer
This is just a simple backup of all the files related to the Centurion that I have stored on my HD. The Wiki itself has far more in-depth information about the Centurion and it's individual cards.
150 parts172 - 4 layers241.8 × 174.8 mm
- 2 layers350 × 224.3 mm
- 2 layers99.1 × 99.1 mm
RC1802 CPU
tebl/RC1802-Cosmac-ELF
With the RC6502-project for making an Apple 1 replica done I wanted to do something different, so I started designing a simple version of the RCA 1802-based Cosmac ELF instead.
54 parts31GPL-3.0 - 2 layers99.7 × 99.1 mm
C64 Z80 Module
tebl/C64-CPM-Cartridge
A recreation of the CP/M cartridge for the Commodore 64.
34 parts27 - 2 layers416.8 × 346.1 mm
- 2 layers91 × 186.5 mm
- 4 layers180.3 × 211.3 mm
For real 486
Xeraster/32bit_486_motherboard
A completely DIY 486 motherboard. Even the chipset is a DIY fpga thing. This version has a 32 bit front side bus and a 16 bit ISA bis
256 parts18GPL-3.0 - 2 layers
CompaqportableIII
raymondh2/CompaqPortableIII
Current PCB Memory Expansion board layout is untested. The backplane for the expansion cards is tested and working.
123 parts17 - 4 layers308 × 225.4 mm
- 2 layers160 × 200 mm
Retro programmer
lynchaj/duodyne
Duodyne is a hobbyist retrocomputer system designed to run ROMWBW. It is comprised of modules on a system bus
209 parts15 - 2 layers86 × 143 mm
HVC CPU GPM-02
4920616d20546f6d/Nintendo_Famicom_Console
Schematics, PCBs, images, and notes for Nintendo's Famicom console
83 parts13 - 2 layers185.4 × 160 mm
8088-mainboard
i-melnichenko/8088-homebrew-computer
An open-source modular computer built around the Intel 8088 CPU.
104 parts12MIT - 2 layers222.3 × 88.9 mm
- 2 layers158.8 × 76.4 mm
- 2 layers281 × 79 mm
- 2 layers364 × 203 mm
- 2 layers125.7 × 33 mm
SRAM Board 2MB
kr239/A500-SRAM-Board
Replace the old 44256 DRAM chips on your A500 with newer SRAM memory
47 parts6GPL-2.0 - 2 layers299.2 × 180 mm
Cobra XP
ceteras/Cobra-XP
Derived from Cobra, an experimental board for testing all kind of mods.
452 parts5MIT - 2 layers146 × 134.6 mm
Raven68k rev2
jkuituni/Raven68k
A repository for all the hardware and software development related files for a 68000 based single board computer
78 parts5 - 4 layers243.8 × 243.8 mm
- 2 layers221.5 × 149.5 mm
ZX1
misterblack1/zenith_zt1
Information gathered on the Zenith ZT-1 / ZT-10 / ZT-11 and ZTX/ZT-x-A variants
140 parts5 - 2 layers160 × 100 mm
BYO8088
RichCini/BYO8088
Implementation of an 8088 minimum mode SBC based on the one from Walter Fuller
59 parts5