This document discusses open data initiatives in Amsterdam. It notes that while public sector staff recognize the importance of open data, many are unsure how to use it. Releasing open data presents both opportunities and challenges for local governments. Amsterdam has developed a strong open data ecosystem through partnerships between businesses, hackers, coders, and EU projects. Examples of successful open data apps from the Rijksmuseum API show the educational and economic impacts open data can provide. The document calls for empowering open data agents, improving communication between policymakers and open data groups, producing more user cases, and moving toward open data commons.