Open Source is the source code where you have rights makes it available to change or freely distribute the software to anyone for any purpose. The open source software distributed and developed freely There are many open licenses
The idea of open source is centered on the premise that by sharing the code, the resulting program tends to be of superior quality proprietary software,
1. Access to the source code: To modify, correct or add more features.
2. Gratuity: The software is freely available.
3. The possibility of avoiding proprietary software monopolies: To not depend on a single software vendor.
4. A model of progress: Therefore the information is not hidden.
5.
Requirements for a code free.
• Free redistribution: software must be able to be given away or sold freely.
• Source code: the source code must be included or freely available.
• Derivative Works: redistribution of modifications must be allowed.
• Integrity of the source code from the author: licenses may require that modifications are redistributed only as patches.
• The license must not discriminate against any person or group: no one can be left out.
• Without discrimination of initiative areas: commercial users can not be excluded.
• Distribution license: the same rights should apply to everyone who receives the program
• The license must not be specific to a product: the program can not be licensed only as part of a larger distribution.
