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Retro 1k

Entries for the 1k compo which have a retrocomputing angle

curated by ed-s

Ed S

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A breadboarded Z80-CPU running at 4MHz, with 2KiB NVRAM, 8KiB SRAM, a couple IO ports (including a matrixed LED display), and a timer.

Z80 Breadboard Display

Award winning Atari 2600 1K game.

Robot City (Atari 2600 game)

Thomas Jentzsch

Award winning 1K minigame for the Atari 2600.

Cave 1K (Atari 2600 game)

Thomas Jentzsch

1K minigame for the Atari 2600

Splatform 2600 (Atari 2600 game)

Thomas Jentzsch

A full program for Z80 Pac-Man arcade hardware in 1k of space, containing Program, ROMs and PROMs.

Pac 1024

scott-lawrence Scott Lawrence

Atari 2600 Game in 1K

DoubleGap Atari 2600 Game

chris-cantrell Chris Cantrell

An Intel 8048 is used to generate a maze on a memory LCD.

8048 Maze Generator

A chess game for Atari VCS/2600 with AI self-contained in 1K

Toledo Atomchess for Atari VCS/2600

oscar-toledo Oscar Toledo

This is a Tetris game done in 1024 bytes or less on the Nintendo Gameboy.

1024 byte Tetris

A modern score-attack game, written in 6502 assembly for the venerable BBC Micro.

BBC Micro 50Hz helicopter score attack

A game of Pong running in the internal 128 bytes of RAM.

RAM Pong (Atari 2600 game)

Thomas Jentzsch

Identify the dominant color in random arrangements as quickly as possible

Dominant Amber - A 1KB Atari 2600 game

Attempt to compress a 1kb image such that the decompression algorithm, display logic, and the compressed image itself all fit in 1kb.

1kb 6502 Image Compression

peter-noyes Peter Noyes

Attempting to get a workable BASIC interpreter in 1k of 8008 assembler code.

8008 1k Tiny BASIC

paul-robson Paul Robson

Print using RS232 on the joystick port of MSX computers

Joy232