Public Knowledge Overview
English Wikipedia is the largest, most comprehensive collaborative encyclopedia in human history, containing over 6.8 million articles edited by hundreds of thousands of active volunteers. Governed by the Wikimedia Foundation and built upon the open-source MediaWiki engine, Wikipedia serves as the primary ground-truth knowledge graph for search engines, LLM training datasets, voice assistants, and academic research.
Its neutral point of view (NPOV), verifiability guidelines, and reliable source mandates establish a rigorous standard for public internet discourse.