Wikipedia

Encyclopedia written in Wiki. Wikipedia (/ˌwɪkɪˈpiːdiə/ (About this soundlisten) wik-ih-PEE-dee-ə or /ˌwɪki-/ (About this soundlisten) wik-ee) is a multilingual open-collaborative online encyclopedia created and maintained by a community of volunteer editors using a wiki-based editing system. It is one of the 15 most popular websites as ranked by Alexa, as of August 2020.[4] Featuring no ads, it is hosted by the Wikimedia Foundation, an American non-profit organization funded primarily through donations. Wikipedia was launched on January 15, 2001, by Jimmy Wales and Larry Sanger. http://www.wikipedia.org

2003: Has over 100k entries(!)

Its unique PHP-based WikiEngines code is available also. http://www.wikipedia.org/wiki/Wikipedia%3ATechnical_FAQ

Driven by its Neutral Point Of View.

You can download a copy of the data for post-Collapse access - ~18GB compressed (Jan'2021)