About The Last Light

A complete, fully-offline survival library — built for the moment the grid isn't there.

The Last Light Survival Guide exists on one principle: knowledge should keep working when everything else stops. No internet, no accounts, no company that can switch it off. Just a folder of plain files you can keep on a USB stick, a phone, or a bunker's laptop — and reach when you need it most.

How it's built

The whole thing is shaped by one question: will this still work when the infrastructure is gone?

🔌 Offline-first, by design

Pure static HTML, CSS and JavaScript — no build step, no framework, no server. It opens straight from a folder and runs with zero internet on anything from a phone to a 15-year-old laptop to a Raspberry Pi.

📦 Zero dependencies

Nothing to install, nothing to update, nothing that can rot. The guide is plain files you can read, copy, and keep — the same way you'd keep a paper book.

🔒 Private by default

No accounts, no ads, no tracking, no analytics that phone home. What you read is nobody's business. Nothing leaves your device.

🤖 The AI runs on your machine

Bunker Bot talks to a local model (Ollama or a single-file llamafile) and answers from the bundled books, citing source and page — so you can verify it, fully offline.

🛡️ Resilient

A SHA-256 manifest lets you verify your copy hasn't been tampered with, and torrent / IPFS options mean it survives takedowns. Copy it as many times as you like.

❤ Free and open

Free to download, free to share, and licensed CC BY-SA — mirror it, fork it, rehost it. It belongs to everyone who keeps a copy.

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An honest note

The content is broad and AI-assisted, and the medical material has not yet been reviewed by a licensed clinician. It's a reference, not professional advice — verify anything critical, and seek qualified help whenever it's available. The inline citations are there so you can check every claim.

Get involved

This is a community resource. The most valuable help right now is expert review — if you're a clinician, ham, vet, engineer or experienced homesteader and can correct a section, please do. And mirror it, share it, keep it alive.

Credits: bundled reference works are public-domain or Creative Commons (US Army manuals, the Hesperian guides, Bowditch's Navigator, and more); the offline globe uses NASA's public-domain Earth imagery; maps use OpenStreetMap via PMTiles, and the Expansion Library uses Kiwix. Donations appear as TRADETRACKHQ on your statement.