Download Kiwix !
With most versions of Kiwix, you can download content packages from within the application. However, for macOS and browser extensions you have to download ZIM files separately.
Download and unpack Kiwix 2.0 (64 bits) anywhere on your hard drive or on a USB flash drive to use it.
Kiwix JS is a smaller alternative for Windows 10 tablets, phones, PC and Xbox, and can be downloaded from the Windows store or directly from here (sideloading instructions here).


GNU/Linux – x86-64 bit binaries
Download .appimage file, then set executable permission and execute it.
Follow the instructions on the Flathub page

This version is compatible with all devices that run Android v5.0 or higher. This link takes you directly to the Google Play store.
Alternatives:

This version is compatible with iPhones and iPads running iOS 11 or higher.

Source code
Kiwix can run on almost every operating system, but we don’t provide pre-compiled binaries for all of them. You may download the source code from our github repositories and compile Kiwix on your own.