Reader Alex sent along a new application that uses WMATA’s open transit data to show a real-time map showing the location of trains in the Metrorail system.

Update: The link to the original site was inadvertently left off the original post. It’s been added.

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Tagged: data openness, maps, metro, technology, transit, wmata

David Alpert created Greater Greater Washington in 2008 and was its executive director until 2020. He formerly worked in tech and has lived in the Boston, San Francisco Bay, and New York metro areas in addition to Washington, DC. He lives with his wife and two children in Dupont Circle.