Hosanna DevTools is a Chrome extension designed specifically for developers working with the Hosanna UI framework, particularly for Roku applications. This free tool provides a suite of powerful features that facilitate debugging and inspecting applications both on the web and directly on devices. Users can leverage the Visual UI Inspector to browse and highlight views in real-time, making it easier to understand the UI layout during development. Additionally, the State Editor allows for live inspection and updating of application states, which enhances the troubleshooting process significantly.

In addition to these features, the Scenegraph Viewer provides a comprehensive look at the complete view and node hierarchy, aiding developers in navigating through complex app structures. The IoC & Registry Debugger is another notable feature that enables exploration of services, modules, and dependencies within the application. Moreover, the Text-to-Speech Console allows for monitoring and testing of Hosanna's TTS activity, providing an essential tool for applications that utilize voice features. Overall, Hosanna DevTools is a robust addition to the toolkit of any developer working within the Hosanna UI ecosystem.