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, and distribute the software and its source code to anyone and for any purpose. The term "open source" refers to something people can modify and share because its design is publicly accessible. Here are some key features of open source software:
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Source code: Open source software is software with source code that anyone can inspect, modify, and enhance. "Source code" is the part of software that most computer users dont ever see; its the code computer programmers can manipulate to change how a piece of software works.
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Collaboration: Open-source software may be developed in a collaborative, public manner. Open-source software is a prominent example of open collaboration, meaning any capable user is able to participate online in development, making the number of possible contributors indefinite.
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License: Open source software usually comes with a distribution license. This license includes terms that define how developers can use, study, modify, and most importantly, distribute the software.
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Transparency: The ability to examine the code facilitates public trust in the software.
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Community: The community participating in development, review, critique, and enhancement of the software is the essence of open source.
Open source software is different from proprietary or closed source software applications, which are sold to end users by the creator or copyright holder, and cannot be edited, enhanced or redistributed except as specified by the copyright holder. The distribution terms of open-source software must comply with certain criteria, such as free redistribution, source code availability, and no discrimination against persons or groups.
Open source software has become increasingly popular due to its flexibility, cost-effectiveness, and the ability to customize it to meet specific needs. It is used in a wide range of applications, from operating systems and web servers to databases and office productivity software.