Edit margins, colors, and layout properties in real time to see how they look inside the dark or light themes of Adobe apps.
If an event listener fails or an API call returns an unexpected payload, click in UDT. The Chrome DevTools window appears. You can jump to the Console tab, inspect the specific error stack trace, insert a debugger; statement in your code, and trace execution line by line. Pro-Tips for Optimizing Your UDT Experience
running instances of UXP-compatible Adobe host applications. adobe uxp developer tool hot
By 2:00 PM, the serious work was done. The "boring" parts—permissions, secure storage, the local bridge between the plug-in UI and the host app—were solid. Now came the entertainment: the UXP Playground.
The moment you press Ctrl+S or Cmd+S in your IDE, UDT detects the changes. Edit margins, colors, and layout properties in real
Head to the Adobe Console. Download the installer for your OS (Win/Mac). Install it like any other application. Once installed, you will get both a GUI app (for dragging/dropping) and a CLI command ( uxp ).
If your project directory contains massive nested folders like node_modules or .git , the UDT file watcher can become overwhelmed. You can jump to the Console tab, inspect
Tonight’s challenge: "Make InDesign do something it was never meant to do."
If you see a version number, you are ready.
Once finished, use the Package action to bundle your project into a .ccx file, which can be shared directly or uploaded to the Adobe Exchange. Building your first UXP plugin - Adobe Developer
To get started with the latest UXP features, follow this high-level workflow: