.lproj

An .lproj file is a bundle that contains localization files for Mac OS X software. It typically contains the .nib files for a given language along with string files and images if need be (for example, ReadMe or license files. These localized files are used by install makers to customize install packages. They are also included into an application bundle.

External links

* [http://filext.com/file-extension/lproj File extension details]