Software licenses

The Free Software Definition written by Richard Stallman and published by Free Software Foundation (FSF), defines free software as being software that ensures that the end users have freedom in using, studying, sharing and modifying that software.

Commercial software, or seldom payware, is computer software that is produced for sale or that serves commercial purposes.

License compatibility is an issue that arises when licenses are applied to copyrighted works, particularly licenses of software packages (including software source code and binary representation).

("FOSS" and "free and open source" redirect here. For the K–8 science curriculum, see Full Option Science System. For hardware, see Open-source hardware. For other uses, see Foss.) Free and open-source software (FOSS) is computer software that can be classified as both free software and open-source software.

Freely redistributable software (FRS) is software that anyone is free to redistribute.

Project Harmony is an initiative by Canonical Ltd.

The Reprise License Manager (RLM) is the software licensing toolkit developed and marketed by Reprise Software, providing on-premises and cloud-based license management, license enforcement and product activation solutions for publishers of commercial software applications.

FlexNet Publisher (formerly known as FLEXlm) is a software license manager from Flexera Software which implements license management and is intended to be used in corporate environments to provide floating licenses to multiple end users of computer software.

OpenFL is a free and open source software framework and platform for the creation of multi-platform applications and video games.

(For a broader coverage related to this topic, see Open-source movement.) Open-source software (OSS) is computer software with its source code made available with a license in which the copyright holder provides the rights to study, change, and distribute the software to anyone and for any purpose.

Aladdin Knowledge Systems (formerly NASDAQ: ALDN and TASE: ALDN) was a company that produced software for digital rights management and Internet security.

Free software, freedom-respecting software, or libre software is computer software distributed under terms that allow users to run the software for any purpose as well as to study, change, and distribute the software and any adapted versions.

This is a list of free and open-source software packages, computer software licensed under free software licenses and open-source licenses.

The Java Research License (JRL) is a software distribution license created by Sun in an effort to simplify and relax the terms from the "research section" of the Sun Community Source License.