Select your Operating System below: 1  OSX 10.11 and newer. 2  OSX 10.10 and older. 3  Click on the Apple logo in the upper-left corner of your screen.  Click on the Apple logo in the upper-left corner of your screen.
Part of the Open source glossary: Also see open and Open Source. In information technology, proprietary describes a technology or product that is owned exclusively by a single company that carefully guards knowledge about the technology or the product's inner workings.n information technology, proprietary describes a technology or product that is owned exclusively by a single company that carefully guards knowledge about the technology or the product's inner workings.
1.1 (Especially of computer hardware or software) conforming to standards that are in the public domain or are widely licensed. Example sentences. 1  It is a widely supported, non-proprietary standard, and there is plenty of software available.2  The following disadvantages might provide reasons for using alternative or non-proprietary software for future projects. 3  It is also based on non-proprietary standards and open source software.xample sentences. 1  It is a widely supported, non-proprietary standard, and there is plenty of software available. 2  The following disadvantages might provide reasons for using alternative or non-proprietary software for future projects.