Here is some content on Adobe UXP Developer Tools:

6. Tooling Deep Dive

6.1 UXP Developer Tool (GUI)

  • Plugin listing with start/stop/refresh controls
  • Log viewer – stdout/stderr, error stack traces
  • Certificate manager – import/export .p12 files
  • Live reload toggle – per-plugin

Performance: UXP plugins render using native controls, making them faster and more responsive than older HTML-based panels.

The UXP Developer Tool: Your Command Center

The UXP Developer Tool (UDT) is a standalone desktop application provided by Adobe. Think of it as the cockpit for your plugin development lifecycle. It replaces the old "ExtendScript Toolkit" and the complicated debug configurations of CEP.

10. Future Roadmap (as of 2026)

  • Full Illustrator and InDesign scenegraph parity with Photoshop.
  • Offline plugin support – Cached operation without internet.
  • Shared plugin data store – Cross-plugin secure storage.
  • UXP for Adobe Express – Extending to web-based Creative Cloud apps.
  • Improved TypeScript typings – Full coverage of all app-specific APIs.

UXP is built on modern web standards, being ES6/ECMAScript 2015 compliant, which allows developers to use familiar JavaScript, HTML, and CSS to build high-performance interfaces.

  • Developer Tools (for Photoshop & other apps): Built-in debugger and inspector inside host apps that let you inspect DOM-like scenegraph, run JS, set breakpoints, view console, and profile performance.
  • uxp-devtool (CLI & app): Standalone DevTool app and CLI utilities to load, inspect, and debug plugins outside of host apps.
  • Manifest & APIs: manifest.json defines plugin entry points, permissions, and UI. UXP native JS APIs provide file I/O, network, storage, native dialogs, and access to host-specific APIs.
  • React / Web UI: Plugins use HTML/CSS/JS; frameworks like React can be used with lightweight bundlers (esbuild, webpack) for fast builds.
  • Certificate & Signing: Local development uses developer certificates; production requires code signing per Adobe’s distribution rules.
  • Use modern bundlers: esbuild for fast iteration; enable sourcemaps for debugging.
  • Keep UI responsive: offload heavy tasks to worker threads or native host APIs.
  • Limit permissions: request only needed host capabilities in manifest.
  • Autosave & recovery: handle abrupt host closes—persist state to local storage.
  • Test on multiple OSes: behavior and file paths differ on macOS vs Windows.
  • Follow accessibility: use semantic HTML and keyboard navigation.