Is it the same as "open source"? What is a "permissive" Open Source license? Which Open Source license should I choose to release my software under?
Can I call my program "Open Source" even if I don't use an approved license? To promote and protect open source software and communities It also includes an explicit grant of patent rights and a defensive termination provision.
To be clear, Apache 2. So, while different permissive licenses do impose slightly different conditions on use of the licensed code, OSS under a permissive license can generally be modified, copied, added to, subtracted from, etc. In contrast to permissive licenses, copyleft licenses generally require that any derivative work of the copyleft-licensed software be released under the same license as the original.
Copyleft licenses come in two flavors: strong copyleft and weak copyleft. Strong copyleft licenses require anyone who distributes derivative works of the licensed code to make available the corresponding source code under that same license.
Strong copyleft licenses apply to the entire software program, including linked libraries and other components. If a user modifies and distributes code covered by a weak copyleft license, they would need to release the modified version under the same license as the original.
The MIT License is one of the most commonly used and permissive open source licenses. Under this license, you can essentially do anything with the software as long as you include the original copyright and license notice in the copy of the software. It is also compatible with many copyleft licenses, including the GPLs.
With this license, you have the freedom to do what you want with the software, with the exception that you must include the original copyright and license notice, state any significant changes, and include the NOTICE file if there is one.
Techopedia Terms. Connect with us. Sign up. Term of the Day. Best of Techopedia weekly. News and Special Offers occasional. You are free to reproduce and distribute original or derivative works of any software licensed under the Ms-PL license.
Additionally, if you distribute any portion of the software in its source code form, you may do so only under the Ms-PL by including a complete copy of this license with your distribution. If you distribute any portion of the software in its compiled or object code form, you may only do so under any other license that complies with the Ms-PL.
It is important to note that the Ms-PL terms and conditions document is very short, concise and written in a very coherent language. Microsoft wanted to be very clear and direct with the open source community, which also helps the adoption rate as we know from the BSD license.
The original BSD License or the 4-clause BSD License also contains an advertising clause and a non-endorsement clause detailed explanation about these clauses are offered in the following questions.
However, you must not remove or make any changes to any copyright, patent or trademark notices contained in the software. You must also retain any notices of licensing or any descriptive text giving attribution to any contributor or the initial developer. When you distribute your software in an executable form any form other than source code , you are required to make the source code available as well under the CDDL.
The source code that you have to make available includes your contributions as long as they are an addition to, deletion from or modification of the contents of a file containing the original software — or new files that contain parts of the original program. That means that if your additions are made in separate and independent files that do not contain the original code, you do not have to release it under the CDDL. In addition, you must include a copy of the CDDL with any source code that you distribute.
For each modification that you make, you must identify yourself as the modifier by including a notice in your modified files. The EPL license is a copyleft license. If you redistribute a program with an EPL component, you are obligated to include the full license text and the copyrights. It also offers a patent grant.
0コメント