Why use Content Libraries with vRA 8 Product Version - vRealize Automation 8.x What are vSphere Content Libraries? A content library stores and manages content in the form of library items. A single library item can consist of one file or multiple files. For example, the OVF template is a set of files (.ovf, .vmdk, and .mf). When you upload an OVF template to the library, you upload the entire set of files, but the result is a single library item of the OVF Template type.