This blog post by Alex Chantavy announces the donation of the open-source project Cartography to the Cloud Native Computing Foundation (CNCF) by Lyft. It reflects on Cartography's journey from an experimental tool to a battle-tested solution for managing security and vulnerability assessments in cloud environments. The author shares key lessons learned from their experience open sourcing Cartography, including community building, documentation importance, and maintaining project momentum. The post concludes with a hopeful outlook for Carthography’s future now that it's part of the CNCF, emphasizing its potential for broader collaboration and development.