What is a COLZ file?
Developed by Adobe Systems, the COLZ file extension is a binary file belonging to the raster group of images. It is created by Adobe Collage, the software that creates modern-looking mood boards using a group of images, or texts, drawings, or a combination of these. Users can upload these files on to the Adobe Creative Cloud. It is no longer in use and hence considered obsolete.
How to Open COLZ Files
How to Make COLZ Files
Exact steps for creating COLZ files will vary by program and operating system. Download one of the above listed programs and you should be able to follow typical procedure for opening files or creating files from the File menu. Typically you will select File > Open or File > New and continue through the prompts. Some programs may follow a different procedure for either creation or opening of files.