The developer created PListChecker after spending too many hours wondering why his document icons weren't showing up under Mac OS X: He finally figuring out that it was caused by a typo in his 'plst' resource. "I wrote this utility to help other Mac OS X programmers," he says. "Drag a packaged application, or a single-fork application containing a 'plst' resource, or an Info.plist file and drop it on PlistChecker. PlistChecker displays a report listing any problems it found."
What PListChecker does: