Christoph Purrer, Meta Why and how we migrated the Messenger desktop app from Electron to React Native, and the challenges and lessons learned along the way. Chain React 2023 Chain React is a three-day event in Portland, Oregon exploring the latest in React Native. Leaders from companies like Meta, Amazon, and Expo all send their developers to Chain React to announce the latest news, make lifelong connections, and advance the industry. Chain React is hosted by the team at Infinite Red. Follow Chain React • Website: https://chainreactconf.com • Twitter: https://twitter.com/ChainReactConf • GitHub: https://github.com/infinitered/ChainReactApp2023 Connect with Infinite Red • Website: https://infinite.red