Description: Neo4j is a graph database that uses graph structures with nodes, edges, and properties to represent and store connected data. It allows users to efficiently store, query, and analyze highly interconnected data at scale.
Type: software
Pricing: Open Source
Description: Wikidata is a free and open knowledge base that can be read and edited by both humans and machines. It acts as central storage for the structured data of its Wikimedia sister projects including Wikipedia, Wikivoyage, Wiktionary, Wikisource, and others.
Type: software
Pricing: Free