Survival LLM: AI assistant and emergency library that runs on your own computer

An AI that still works when the internet doesn't. Survival LLM is a free AI assistant and emergency library that runs entirely on your own computer. Ask it how to keep food safe in a blackout, treat a burn, or purify water, and it answers from trusted sources and shows you exactly where each answer came from. Download for Mac 212 MB Download for Windows 25 MB Source code Free and open source. Set it up while you have internet; after that it needs none. What it does Works with no internet The AI model and the library live on your computer. Nothing you ask leaves it. Shows its sources Every answer lists the articles it read. Click one to read it yourself, with the exact passage highlighted. Made for emergencies Medical references, FEMA and CDC guidance, survival manuals, how-to guides, repair guides and about 930,000 Wikipedia articles. Pick your version The app is the same everywhere. When it opens, it checks your computer's memory and downloads the AI model that fits. More memory means a smarter model. Your computerAI model it usesOur emergency testModel download Mac with 128 GB or more memoryNVIDIA Nemotron 3.5 Super21 of 22 right80 GB Mac with 32–96 GBQwen3.8 27B21 of 22 right18 GB Windows PC with 32 GB or moreNVIDIA Nemotron 3.5 Lightning19 of 22 right25 GB Mac or PC with 16–31 GBIBM Granite 4.2 8B14 of 22 right6 GB "Right" means it got the main point of official guidance right on 22 blackout and first-aid questions, graded blind, in our tests on an earlier build of the library (how we tested). Smaller models make more mistakes, so the app always shows the source to check. Plus the library: a 9 GB download for everything (19 GB once installed), or 1.3 GB (3 GB installed) without Wikipedia and iFixit. Free disk space needed: the model's size plus 5 GB, plus about 27 GB while the full library installs (10 GB for the smaller one). Apple Silicon Macs (M1 or newer) with macOS 14 Sonoma or newer, and 64-bit Windows 10 or 11. Set it up in three steps Setup takes 20 minutes to about 2½ hours, depending on your computer and your internet speed. You only click for about 5 minutes; the rest is downloading. Download Survival LLM for Mac or Windows and unzip it. On Windows, right-click the zip and choose Extract All. On a Mac, double-click Survival LLM. On Windows, open the extracted folder and double-click Survival LLM. bat. The app opens in its own window and downloads the AI engine (built into the Mac app), the AI model that fits your computer, and the library.