📋 Changelog

Version history and update notes for The Last Light Survival Guide. This guide is a living document — content will be expanded and refined as better techniques are identified.

v2.0 June 2026 — Major Expansion Current

A large expansion: more sections and tools, a far smarter offline AI, an interactive offline map, and one-click access to the rest of recorded knowledge.

27Content Sections
36Practical Skills
14Interactive Tools
28Bundled Books
New Sections & Content
  • NewFirst Principles — periodic table, key equations, physics/chemistry, and a repeatable invention method
  • NewVeterinary Care, and Pregnancy & Infant Care sections
  • NewPractical Projects — 9 build guides: cooling/aircon, air filters, dams & hydro, water pumps, toilets, radiation checking, grain mills, breeding stock, food storage
  • NewMedical: rabies, tetanus, anaphylaxis, eye injuries · Food: passive fishing · Skills: blade sharpening
Tools & AI
  • NewFive new tools: weight-based Antibiotic Dosing Calculator, Survival Timer, Celestial Latitude Finder, Firewood Estimator, Crop Spacing Planner
  • ImproveBunker Bot now answers from the bundled library (BM25 search over ~14,000 PDF chunks) and cites sources inline — on every page, not just the library
  • ImproveCustom inline-SVG icon set replacing all emoji; two new dental + solar wallet cards (14 total)
Expansion, Maps & Distribution
  • NewExpansion Library — one-click links to download all of Wikipedia and Project Gutenberg (Kiwix/ZIM) for offline reading
  • NewInteractive offline browser map (PMTiles) with a region picker and a "download a map of anywhere" extractor — runs on a minimal static server, no internet
  • NewPrintable master index of the whole archive
  • NewIntegrity manifest + verify.sh; torrent & IPFS distribution helpers
Next Under consideration Planned

Possible future additions — not yet implemented.

Under Consideration
  • NewBundle King's American Dispensatory (PD herbal) and a compact Gray's Anatomy
  • NewPrintable section posters — key diagrams sized for A3/tabloid printing
  • ImproveMore pre-built map regions and an on-page region search
  • ImproveBunker Bot: clickable citation chips that open the cited page in the PDF library
v1.0 June 2025 — Initial Release Superseded

Complete initial build — all 8 content sections, AI integration, offline search, and full tooling.

20HTML Files
8Content Sections
122Gear Items
~496KBTotal Size
0CDN Calls
100%Offline
New — Content Sections
  • NewSection 1: Food, Water & Sanitation — Water purification (boiling, bleach, SODIS, filter, distillation), rainwater catchment, food preservation (canning, fermentation, smoking, dehydration), foraging guide, hunting & trapping, latrine construction, ORS recipe
  • NewSection 2: Medical & First Aid — Tourniquet, hemostatic gauze, wound closure, suturing, fractures, burns (Rule of Nines), hypothermia, heat stroke, emergency childbirth, appendicitis, dental emergencies, herbal medicine, medications table, START triage flowchart, mental health
  • NewSection 3: Energy Creation & Management — Solar system sizing formulas, battery bank calculation, micro-hydro (Pelton wheel), wood gasification (Imbert downdraft), battery maintenance, Faraday cage construction, fuel storage safety
  • NewSection 4: Shelter & Construction — Site selection, debris hut, lean-to, tarp configurations, timber framing & joinery, earthbag, cob, passive solar design formula, insulation R-values, hand tools priority table
  • NewSection 5: Communications & Signals — Ham radio licensing, Baofeng UV-5R setup, CHIRP programming, emergency frequencies, complete Morse code reference, mirror signaling, ground-to-air signals, Meshtastic/LoRa mesh, NOAA weather radio, dead drop techniques
  • NewSection 6: Navigation & Maps — Topographic map reading, UTM grid system, compass & declination, triangulation, Polaris finding, Southern Cross, shadow stick, watch method, natural navigation; inline SVG compass rose and Northern Hemisphere star chart
  • NewSection 7: Security & Defense — Community governance & watch schedules, layered perimeter defense, trip-wire construction, conflict de-escalation protocol, firearms & caliber guide, non-lethal options, OPSEC principles, building fortification, bug-out vs. bug-in decision framework, 72-hour go-bag table
  • NewSection 8: Knowledge & Preservation — Book preservation, essential reading list (5 categories), community library system, apprenticeship teaching model, iron gall ink recipe, double-entry ledger, digital storage comparison, Kiwix/offline libraries, Raspberry Pi archive server, skills by age table
New — Tools & Utility Pages
  • NewEmergency Quick Reference Card (quick-reference.html) — Single-page printable card with Rule of Threes, bleeding control, water purification, ORS recipe, Morse code, START triage, radio frequencies, distress signals, and navigation
  • NewBunker Bot Setup Guide (ai-setup.html) — OS-tabbed setup instructions for macOS, Windows, and Linux; model recommendations by RAM tier; portable USB install instructions; CORS workaround
  • NewMaster Gear List (gear.html) — 122 items across 12 categories with Critical / Important / Nice-to-Have priority tiers; checkbox persistence via localStorage; live progress bar for Critical items; Print All and Print Shopping List modes
  • NewBunker Bot System Prompt (bunker-bot-prompt.html) — Full Bunker Bot system prompt with copy-to-clipboard; step-by-step instructions for ChatGPT, Claude.ai, Ollama, and Gemini; complete Ollama Modelfile; prompt customization guide
  • NewChangelog (changelog.html) — This page
New — Infrastructure & Features
  • NewBunker Bot offline AI assistant — Streams responses from Ollama at localhost:11434; auto-detects installed models; preference order llama3 → gemma3 → phi3 → mistral; AbortController stop-streaming; conversation history (last 6 exchanges); localStorage model preference
  • NewClient-side full-text search — Pre-built index with TF-IDF-style scoring; title exact (+15), title prefix (+10), tag match (+8), content (+2/match), all-token bonus (+20); keyboard navigation (↑/↓/Enter); 180ms debounce; base-path aware for section pages
  • NewDark high-contrast theme — Amber #c9a94e on near-black #070a09; readable by flashlight; system font stack only (zero CDN); CSS custom properties throughout; amber/green/red semantic colours
  • NewResponsive sidebar navigation — Dynamically built by app.js; auto base-path resolution for root vs. section pages; hamburger toggle at 900px; keyboard: / = search, Esc = close
  • NewPrint stylesheets — Every page hides nav/sidebar/Bunker Bot and switches to black-on-white; gear.html shopping list mode hides checked items; quick-reference card fits one letter-size page
  • NewInline SVG graphics — Compass rose (300×300) and Northern Hemisphere star chart (340×340) in navigation.html; no external images anywhere in the guide
  • NewASCII diagrams — Improvised water filter, distillation setup, snare, latrine, debris hut, lean-to, mortise-tenon joint, timber raising sequence, layered defense perimeter, START triage flowchart — all in monospace pre blocks
Files Included in v1.0
index.html quick-reference.html ai-setup.html gear.html bunker-bot-prompt.html changelog.html sections/food.html sections/medical.html sections/energy.html sections/shelter.html sections/communications.html sections/navigation.html sections/security.html sections/knowledge.html assets/css/style.css assets/js/app.js assets/js/search.js assets/js/bunker-bot.js README.md
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How to Update Your Copy

This guide is a static collection of files with no auto-update mechanism — that's a feature, not a bug. To update, download a new copy and replace the files. Your gear checklist checkboxes are saved in your browser's localStorage and will survive a file replacement as long as you use the same browser on the same device.