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Changes for page 7. Summary

Last modified by chrisby on 2024/10/24 10:30
From version 11.2
edited by chrisby
on 2024/09/19 11:51
Change comment: There is no comment for this version
To version 11.4
edited by chrisby
on 2024/10/22 20:12
Change comment: There is no comment for this version

Summary

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1 1  * **Ownership**: You own the code you write, or you gained ownership either through employment contract or CLA.
2 2  * **License**: A software license defines the legal terms under which the software and its source code may be used. A code owner can choose the license for his software and change it at any time.
3 3  * **License Types**:
4 - * Open source licenses grant users the four essential freedoms: the freedom to use the code for any purpose, the freedom to study it, the freedom to modify it, and the freedom to redistribute it. Proprietary licenses violate at least one of the four freedoms.
5 - * Proprietary software has two major risks: black-boxing and vendor lock-in.
4 + * Open source licenses grant users four essential freedoms: the freedom to use the code for any purpose, the freedom to study it, the freedom to modify it, and the freedom to redistribute it. Proprietary licenses violate at least one of these four freedoms.
5 + * Proprietary licenses carry two major risks for users: black boxing and vendor lock-in.
6 6  * **License Examples**
7 7   * **Proprietary**
8 - * **All rights reserved** license, is usually applied to closed source code. It prohibits each use not authorized by the owner.
9 - * **Cloud**: Is proprietary but rather close to open source. Prevents cloud providers from commercially using their product in order to gerneate revenue. Also integrates a open source publishing delay. BSL has a 4 year dealym while the FSL only has 2 years.
8 + * **All rights reserved license**, usually applied to closed source code. It prohibits any use not authorized by the owner.
9 + * **Cloud**: Is proprietary, but more like open source. Prevents cloud providers from using their product commercially in order to maximize revenue. Also includes an open source release delay. The BSL has a 4 year delay while the FSL only has a 2 year delay.
10 10   * **Open Source**
11 11   * **Permissive**: Allow reuse in other projects, even proprietary products, with no big strings attached like MIT, or even a public domain license, with no strings attached at all like the 0BSD license.
12 12   * **Copyleft**: All derivative works must have the same license to remain open source. Source code must be made available to all users of the software.