Topix was an American Internet media company. Topix LLC, the controlling company, had its headquarters in Palo Alto, California.
Topix began as a news aggregator which categorizes news stories by topic and geography. In the last few years, Topix changed its focus from aggregation and curation, to content creation. Topix removed the human sexuality topic, which was one of its most popular topics, from its forums on June 26, 2016. The Topix local news and forums were shut down on December 20, 2018.