Aggregator may refer to: Job ads aggregator, a website that aggregates job ads from various job boards, multiposter sites, as well as from direct employers and recruiting agencies News aggregator, software or a website that aggregates news from various sources Poll aggregator, a website that aggregates polling data to gauge public sentiment on key political issues or to measure likely support for a candidate or party in an upcoming election. Review aggregator, a website that aggregates reviews of movies or other products or services Search aggregator, software that aggregates search results from various search engines Social network aggregation, the collection of content from multiple social network services Video aggregator, a website that aggregates online videos from various sources See also Aggregate (disambiguation) Aggregation (disambiguation) :Category:Aggregation-based digital libraries, digital libraries that are primarily based on aggregation or harvesting of other digital libraries or repositories