NotiSpy is a developer utility that provides information about systemwide notifications for applications. It can help developers figure out when iTunes changes songs, when a new hard drive is plugged in, or when the desktop photo is changed. NotiSpy is useful for DB Tools, Debugging Tools, Distribution, Help, IDE, and Webmaster Tools.
Blinged JSON Validator is a free app to validate JSON files with syntax highlighting, whitespace indentation, error messaging, and hotkeys.
