Airbyte, an open-source data integration platform, today announced that it has raised a $5.2 million seed funding round led by Accel. Other investors include Y Combinator, 8VC, Segment co-founder Calvin French-Owen, former Cloudera GM Charles Zedlewski, LiveRamp and Safegraph CEO Auren Hoffman, Datavant CEO Travis May and Alain Rossmann, the president of Machinify. The company was co-founded by Michel Tricot, the former director of engineering and head of integrations at LiverRamp and RideOS, and John Lafleur, a serial entrepreneur who focuses on developer tools and B2B services. The last startup he co-founded was Anaxi.