What are some alternatives?
When comparing Kiwix and WikiTaxi, you can also consider the following products
Wikipedia - Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.
Infogalactic - The planetary knowledge core
XOWA - The free, open-source, offline wiki application
Viki - Wikipedia - Discover the world and enjoy beautiful typography with Viki - Wikipedia.
Oppia - Oppia is a free, open-source learning platform.
Evopedia - Evopedia is an offline Wikipedia viewer. Features: no Internet connection needed