KnowledgeTree
（重定向自Knowledge Tree）
KnowledgeTree, Inc. is a U.S. company, based in Raleigh, North Carolina, that originally provided a commercial open-source document management software as late as 2011, but has since focused their business on providing online, or "cloud-based" software that helps companies manage the documents used in the sales & marketing process. They promote their software as helping "sales and marketing teams discover, manage, and refine the collateral they use in sales engagements". The company also has an office in Cape Town, South Africa.