Want to try these downloads? You'll need an invitation code when using the app, as Keybase is not yet in beta. If you really want to try it, you may request alpha access.
Downloading Keybase
Currently, Keybase is a command-line app. Soon we'll have a GUI. In the meantime, enjoy the zork-like power of a text environment. Your platform instructions are on the left, but in case you missed it:
Screenshot

Device & paper keys
As discussed in our recent blog post about device keys, when you install Keybase, you'll generate a key unique to that device.
Node.js users
Our old Node version of Keybase is no longer supported.
# uninstall
npm uninstall -g keybase
npm uninstall -g keybase-installer
Source code
Keybase is open source. You can always find our latest source code at https://github.com/keybase/client.