A free library for when the internet or power is gone.

Survival and repair guides, medical books, encyclopedias, how-to videos and detailed maps, on your own computer.

Not ready to download yet. You can still see what you'd get.

1. Which state?

Maps cover the US only for now.

2. How much room can you give it?

How to see your free room

Mac: Apple menu, System Settings, General, Storage.

Windows: Settings, System, Storage.

Keep some room free.

Small About 6 GB + a map Guides, medical books and search. Like 1,200 phone photos. Medium About 40 GB + a map Small, plus the core how-to videos and all documents. Like 8,000 phone photos. All About 428 GB Everything, with maps for the whole US. No aerial photos. Like 86,000 phone photos.

In Small: 132 PDF guides, 31 saved web guides, the MDWiki medical encyclopedia and Appropedia.

Not clinically reviewed. Lastbook doesn't replace trained care. In an emergency, call 911 if you can.

Keep your choices

This link keeps your choices for when it's ready.

Your link

Email it to yourself

Questions? hello@lastbook.org

How it will work

Install one small app. Planned for Mac and Windows.
It downloads what you chose. You can pause it, and it checks each file.
Then it works with no internet. Nothing runs from our machines once it's on yours. You can add or remove parts later.

We love to give credit

This library is other people's work. See who made it.