
Reactotron is a powerful desktop tool for debugging and inspecting React JS and React Native projects. It provides an extensive range of features, such as viewing application state, tracking API requests and responses, performing quick performance tests, subscribing to parts of the application state, displaying messages similar to console.log, tracking global errors with source-mapped stack traces including saga stack traces, and dispatching actions. Categories: Debugging Tools, Distribution, Help, IDE, Webmaster Tools.
Blinged JSON Validator is a free app to validate JSON files with syntax highlighting, whitespace indentation, error messaging, and hotkeys.