A software license is a legal instrument governing the use or redistribution of software. Since the 1970s, software copyright has been recognized in the...

A permissive software license, sometimes also called BSD-like or BSD-style license, is a free-software license which instead of copyleft protections,...

A free-software license is a notice that grants the recipient of a piece of software extensive rights to modify and redistribute that software. These...

MIT License is a permissive software license originating at the Massachusetts Institute of Technology (MIT) in the late 1980s. As a permissive license, it...

BSD licenses are a family of permissive free software licenses, imposing minimal restrictions on the use and distribution of covered software. This is...

This comparison only covers software licenses which have a linked Wikipedia article for details and which are approved by at least one of the following...

Proprietary software is a subset of non-free software, a term defined in contrast to free and open-source software; non-commercial licenses such as CC...

Open-source licenses are software licenses that allow content to be used, modified, and shared. They facilitate free and open-source software (FOSS) development...

The GNU General Public Licenses (GNU GPL, or simply GPL) are a series of widely used free software licenses, or copyleft licenses, that guarantee end users...

end-user license agreement or EULA (/ˈjuːlə/) is a legal contract between a software supplier and a customer or end-user. The practice of selling licenses to...

to use said software, with attribution, in derived commercial products). In the broad sense, any FOSS license is a source-available license. In the narrow...

A software license manager is a software management tool used by independent software vendors or by end-user organizations to control where and how software...

Open-source software (OSS) is computer software that is released under a license in which the copyright holder grants users the rights to use, study, change...

certain patents. Copyleft software licenses are considered protective or reciprocal (in contrast with permissive free software licenses): they require that...

carry a software license whereby the author grants users the aforementioned rights. Software that is not covered by copyright law, such as software in the...

GNU Free Documentation License (GNU FDL or GFDL) is a copyleft license for free documentation, designed by the Free Software Foundation (FSF) for the...

open-source software (FOSS) is software available under a license that grants users the right to use, modify, and distribute the software – modified or...

License-free software is computer software that is not explicitly in the public domain, but the authors appear to intend free use, modification, distribution...

The Apache License is a permissive free software license written by the Apache Software Foundation (ASF). It allows users to use the software for any purpose...

Python Software Foundation License (PSFL) is a BSD-style, permissive software license which is compatible with the GNU General Public License (GPL). Its...

GNU Lesser General Public License (LGPL) is a free-software license published by the Free Software Foundation (FSF). The license allows developers and companies...

covers free content licenses and open-source licenses, also known as free software licenses. The invention of the term "free license" and the focus on the...

Software License (OSL) is a software license created by Lawrence Rosen. The Open Source Initiative (OSI) has certified it as an open-source license,...

conditions and limitations. A licensor may grant a license under intellectual property laws to authorize a use (such as copying software or using a patented invention)...

A software license server is a centralized computer software system which provides access tokens, or keys, to client computers in order to enable licensed...

different software licenses or sets of licenses. Prefixes may be used to indicate the number of licenses used, e.g. dual-licensed for software licensed...

A software licensing audit or software compliance audit is an important sub-set of software asset management and component of corporate risk management...

The GNU Affero General Public License (GNU AGPL) is a free, copyleft license published by the Free Software Foundation in November 2007, and based on...

The zlib license is a permissive software license which defines the terms under which the zlib software library can be distributed. It is also used by...

The ISC license is a permissive free software license published by the Internet Software Consortium, now called Internet Systems Consortium (ISC). It is...