Licensing Proprietary License
Open Source Proprietary
Freeware Shareware
Public Domain Copyleft

 

A software license that grants users the right to use the software, without access to the source code. The process of granting or obtaining permission to use certain intellectual property, usually through a legal agreement or contract.
Software that is owned by an individual or a company and is not available for public use or modification. Software that is released with its source code made available for modification or enhancement.
A type of proprietary software that is initially offered for free, allowing users to try it before purchasing. Software that is available for use at no cost, but with some restrictions on its use or distribution.
A licensing method that allows software to be freely used, modified, and shared, but requires that all derivative works also be distributed under the same license. Software whose copyright has expired or has been explicitly relinquished, allowing anyone to use it without restrictions.

 

GNU General Public License (GPL) Commercial License

 

A license that allows the buyer to use the software for commercial purposes, typically requiring a fee to be paid. A widely used free software license that guarantees end users the freedom to run, study, share, and modify the software.