.pbxproj

Xcode project file, the plist-like archive inside xcodeproj describing an Xcode project's configuration

Dedicated renderer

Format facts

MIME type: text/x-pbxproj
Apple UTI: com.apple.xcode.projectdata
Stock Quick Look: shown as plain text
Planned approach (census): special-renderer
Icon hint: generic-icon
Prevalence: universal

Renderer note (from the census)

parse plist-like structure for targets and files