Mielenosoitukset.fi is a website designed for Finland's demonstrations.

Smaller version of doom1.wad

Microsoft BASIC for 6502 Microprocessor - Version 1.1

A NES emulator written in C# for playing back TASes

A large collection of NES accuracy tests on a single NROM cartridge.

NES emulator in <5000 bytes of C

A short list of development resources for MS-DOS. Heavily influenced by my own projects and favorites

The EPROMINT 8-bit CPU

Sizecoding a trans pride flag in x86 DOS assembly.

Depix is a PoC for a technique to recover plaintext from pixelized screenshots.

Hardware and software files for the MiniDragon CPU.

A Hardware-Generated CPU Test Suite for the Intel 8086

BIOS for Intel 8088 based computers

A cost-reduced 65816-compatible retrocomputer

RAMless monitor for Z80

Reimplentation of Super Mario Bros 3 phyiscs in JavaScript

A self-contained game that fits inside a QR code inspired by DOOM 1993 and The Backrooms

The Big List of Naughty Strings is a list of strings which have a high probability of causing issues when used as user-input data.

A Raspberry Pi-powered clock that uses analog voltmeters to display time with smooth, precise needle movement.

A Bare-Metal Raspberry Pi OS

Papers from the computer science community to read and discuss.

😱 Falsehoods Programmers Believe in

SF64 PC Port

super mario bros. 1 disassembly

Tetris - Actually Useful Statistics and other mods

Tetris (NES) Bugfix

Repair info and schematics for mostly older MFM hard drives

A feature-rich command-line audio/video downloader

Fully documented source code for the classic game Elite on the Commodore 64