Interactive Advertising Bureau (IAB)

The Interactive Advertising Bureau (IAB) is a nonprofit industry trade group that develops technical standards, conducts research, and provides legal and public policy advocacy for the digital advertising industry. IAB's standards include VAST, VPAID, OpenRTB, ads.txt, and sellers.json. The IAB Tech Lab develops open-source technical standards that ensure interoperability across the adtech ecosystem. IAB also publishes research on ad spend, consumer trends, and best practices for digital advertising.