Pasteboard Inspector is a modernized version of Apple's PasteboardPeeker tool. It provides a user-friendly and complete interface for viewing data flavors on a pasteboard. This app is still in development, but already demonstrates its potential. It is written to serve Mac developers and help the author gain experience with Cocoa development.
Blinged JSON Validator is a free app to validate JSON files with syntax highlighting, whitespace indentation, error messaging, and hotkeys.
