This simple developer's tool, JsonParser, checks whether a JSON string is valid and displays the element tree. It is a compact and lightweight program, free to use and easy to use. It requires Mac OS X 10.6 or later. Categories: DB Tools, 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.
