Project file created by Collage Maker, a program used to created collages out of digital photos and other graphics; contains project settings and the locations of image files, such as textures or stamps; can be exported to .JPG or .PNG files.
Catalog file used by Windows System Image Manager (Windows SIM); contains information describing the contents of a .WIM image, including the state of all packages and components; used to display WIM file contents without having to read an entire image file. CLG files are commonly found on Windows installation discs. For example, the files HOMEBASIC.clg, HOMEPREMIUM.clg, PROFESSIONAL, STARTER.clg, and ULTIMATE.clg are located in the sources directory on Windows 7 installation discs. NOTE: While WIM files can be several gigabytes in size, CLG files may be less than one megabyte in size.
The clg file extension is used by freeware program for online communication called QIP. CLG file is a text file and contains ignored or blocked contacts informations (Name, ICQ number etc...).