🚀 SFWA Collection

Single-File Web Apps - Self-contained, portable web applications

30 Available Apps

AI 2027 Simulation

A simulation based on ai-2027.com

ai2027sim.html

AI Compute Scaling — Dependency Explorer

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ai_compute_explorer.html

Browser Storage Explorer — Single-File, Hash-State App

Single-file web app explaining LocalStorage, SessionStorage, IndexedDB, Cache API, Cookies, and URLs with comparisons, code, references, and SVG flows.

client-storage.html

Diagram Editor (SFWA)

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diagram.html

How it feels to learn AI in 2026

In which a simple chatbot project spirals into an existential crisis across 47 competing frameworks.

how-it-feels-to-learn-ai-in-2026.html

Markdown Notepad

${p1}

markdown-editor.html

Me

I want to write an app that is not just a single page app, but a single file app. All of the code for the app will be contained in a single file. T...

README.html

Meal Planner 2

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meal-planner-2.html

NanoClaw Function Lab (SFWA)

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nanoclaw-lab.html

Paperclip Factory (Single-File, Hash-Saved)

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paperclip-factory.html

PatchOps - CVE Management Simulator

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patchops.html

Rehash

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rehash.html

SFWA — 20 Questions (Educational Differential Guessing)

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diagnosis.html

SFWA AI Editor (Single-File / All-State-in-Hash)

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ai-editor.html

SFWA Chess (State in #)

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chess.html

SFWA ELIZA — State-in-URL (Hash)

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eliza.html

SFWA Hash Editor (Single-File / All-State-in-Hash)

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editor.html

SFWA JS REPL (Transcript Replay in URL Hash)

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REPL.html

SFWA Player

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player.html

SFWA URL-State Todo

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todo.html

SFWA Wordle-Style (All State in URL Hash)

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wordle-2.html

SFWA Wordle-Style (All State in URL Hash)

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wordle.html

SFWA-ABI Harness

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harness/README.html

SFWA-ABI v1 extraction report

Each app’s JS binds to a fixed set of element IDs via getElementById (or wrappers), so an HTML-only validator can check:

harness/validation-report.html

Single-File Meal Planner (Hash State)

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meal-planner.html

Single-file, hash-state app

Copy the URL (including the #...) into another browser to reproduce state.

demo.html

Snake Game

Score: 0

snake.html

STARSPAN — Single-File URL-State Starship Game

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starship.html

Undercrawl (Single-File Web App, state in URL hash)

Doors are in front of you. Some are locked and require keys. Items are picked up automatically when you step on them.

monsters.html

Why AI Still Makes Things Up

The technology to fix AI hallucinations largely exists. The incentives to deploy it don't — yet.

why-ai-still-makes-things-up.html