BFDoom — Dropday.ai

BFDoom — Dropday.ai

BFDoom

A fully playable Doom implementation in 6.7 million lines of Brainfuck code.

Doom challengeOpen source

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Description

An AI-generated port of the classic game Doom written entirely in the esoteric language Brainfuck. The project includes a custom graphics system built for the CLI and consists of over 6.7 million lines of code generated using OpenAI Codex.

Descriptions, tags, and model credits may be AI-generated or inferred from public sources and can be incomplete or wrong. Learn more.

Timeline

Details

Why this is interesting: Generating 6.7 million lines of functional Brainfuck for a game as complex as Doom is a massive and absurd capability…
Attributed to: @jasperdevs
Built with: K2.7 Code North Mini Code Codex
Links: View tweet
Tags: #doom #brainfuck #cli #esolang

Discovered: X
First posted: X · May 10, 2026
Listed: Added 1h ago
Build: Strong
Models: Moderate

Prompt

using codex /goal I will now be porting doom to the brainfuck coding language

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