If you wait, you will be late. The major players (Relay, Makers, Astute Graphics) are already migrating. Adobe UXP is not a "beta experiment." It is the production-ready future of Creative Cloud extensibility. It solves the three fundamental problems of CEP: performance, security, and cross-app compatibility.
But the creative world has changed. Performance demands are higher. Security is tighter. And the gap between a native plugin and a web-based panel has never been wider. adobe uxp developer tool
For years, if you wanted to build a panel for Photoshop, InDesign, or Illustrator, you reached for CEP (Common Extensibility Platform). You dusted off your HTML, CSS, and JS skills, fired up Node.js for file access, and hoped your modal dialogs wouldn't annoy your users too much. If you wait, you will be late