If you have licensed software youve written under gpl version 2, and you are the original licensor of that software, you may. Software licensing gpl agpl bsd mit apache eula youtube. May 24, 2017 the gplv3 user terms are not met when using the apache 2. The gplv3 user terms are not met when using the apache 2. Some devices are designed to deny users access to install or run modified. The gpl licenses gplv3, gplv2, lgpl, affero gpl all contain some kind of sharealike license.
Next time we will expand on license compatibility when making adjustments to the source code of the original work. Frontaccounting started as weberp fork, its source code is available on sourceforge for download. The gnu general public license is a free, copyleft license for software and other. Therefore, we have designed this version of the gpl to prohibit the practice for. In april 2012, citrix relicensed cloudstack under the apache software license 2. A copy of that license is included in this document on page x. Some devices are designed to deny users access to install or run modified versions of the software inside them.
Apache adherents believe that software can be free and is perhaps best when free. Linus torvalds says gpl v3 violates everything that gplv2 stood for duration. The free software foundation today released the second discussion draft of the gnu affero general public license gnu agpl. Nov 08, 2015 linus torvalds says gpl v3 violates everything that gplv2 stood for duration.
Gnu general public license, version 3 spdx short identifier. Collection of license badges for your projects readme file. Gpl, lgpl, apache, bsd, the great thing about open source code is the large amount of high quality code that is available and many embedded projects use foss code as it really speeds up development time. Notice that the popular licenses featured on the home page gnu gplv3 and mit fall within this spectrum. Top 10 apache license questions answered whitesource. If i change my mind in the future, since i am the project owner, may i later relicense it to apache 2. Furthermore, it considers apache license versions before 2. Places no restrictions on sharing modifications places the software in the public domain. Compatible, ie that gpl3 software can link too apl software, is new gpl2 code wasnt able to.
Will a gplv3 open source license be a detractor to developers. The text should be enclosed in the appropriate comment syntax for the file format. The gnu gpl is the most widely used free software license and has a strong copyleft requirement. The general public license has long been the preferred license for opensource businesses, but new analysis suggests that apachestyle licensing may yield more adoption and money. Yet most lawyers i conferred with consider acceptable to use unmodified. The licenses for most software and other practical works are designed to take away your freedom to share and change the works. For userspace nonkernel software, we prefer apache 2. Jun 29, 2007 the gnu general public license is a free, copyleft license for software and other kinds of works. But the apache foundation also considers that lgpllicensed code is not suitable for inclusion in apache products as released by the foundation. Some modules we make are using more permissive licenses, though, for example, the blender cycles rendering engine is available as apache 2. The apache software foundation and the free software foundation agree that the apache license 2. Vertrigo is a freeware compilation of free software under gpl, apache license. Within android, linux the kernel remains a separate program, with its source code under gnu gpl version 2. Apache 2 software can therefore be included in gplv3 projects, because the gplv3 license accepts our software into gplv3 works.
The compatibility of the two licenses means that it is possible to release code under a dual license of both gplv3 and apache licence 2. Agpl libraries used during validation or testing phases of development fall into a gray area they are not. Rufus rufus is a standalone app designed to format and create a bootable usb drive for a large variety of. The real story is that hard work has been done to make the gpl3 compatible with the apache license 2 or apl v2, asf is the apache software foundation and not a license. Comparison of free and opensource software licences wikipedia. The gpl faq has already been updated with additional information, and well continue to improve it over the next few weeks. The gnu affero general public license is based on the gnu gpl, but has an additional term to allow users who interact with the licensed software over a network to receive the source for that program. At the 5th gplv3 conference, richard stallman was recorded saying. Lots of great free software is available under this license, with strong communities surrounding it. With the new license being gplincompatible just like the older apache licenses were, it is not possible to.
Note that if no one, including you, can install a modified version, this. Apr 29, 2009 the general public license has long been the preferred license for opensource businesses, but new analysis suggests that apache style licensing may yield more adoption and money. The licenses are incompatible in one direction only, and it is a result of asfs licensing philosophy and the gplv3 authors interpretation of law. The apache license, on the other hand, is favored by the big corporations for their open source projects. If youre looking for a reference table of every license on, see the appendix. I am about to publish an android app project i would like to do it using gplv3 license to avoid it being used in proprietary projects for now. When you ask if it will be a detractor to developers joining your project, do you mean you will pay them as employees to develop software for your. A practical guide to gpl compliance software freedom law center. The licenses are incompatible in one direction only, and it is a result of asfs licensing. Gnu general public license version 3 open source initiative. Gnu general public license, version 2 spdx short identifier.
We recommend that people consider using the gnu agpl for any. Licenses considered incompatible with this requirement include gplv2, gplv3, and agpl. The license was originally written by richard stallman, former head of the free software foundation fsf, for the gnu project, and grants the recipients of a computer program the rights of the free software definition. Gnu gpl, lgpl, apache licence types and differences. Yet most lawyers i conferred with consider acceptable to use unmodified lgpllicensed libraries and apachelicensed. Gpl version 3 is designed to be compatible with two important licenses. Yet, many foss licences, like the apache license, and all free software licences allow commercial use of. Requires you share software changes but not binaries. The software included in this product contains ed software that is licensed under the gpl. Distributing the derived work under the apache license terms is a. This is a comparison of free and opensource software licences. Any modifications of this code base must be distributed with the same license, gplv3. The software freedom law center provides practical advice for developers about including permissively licensed source. To apply the apache license to your work, attach the following boilerplate notice, with the fields enclosed by brackets replaced with your own identifying information.
A practical guide to gpl compliance software freedom law. This license, commonly known as the gpl, has two versions that are actively and widely used in many open source communities. When distributing derived works, the source code of the work must be made available under the same license. In some countries, users that download code with no license may infringe. The apache license is an open source software license released by the apache software foundation asf. Let us examine why these corporations stay away from gpl and favor the apache license. This list includes the most common open source and open data licenses. Will a gplv3 open source license be a detractor to. If i want to distribute a derived work made partially from apache software under the apache license version 2, and partially from foobarcos software under the gpl version 2, the fact that roy fielding or even the apache foudnation is ok with it does not solve the problem. The thing with the gpl license is that it requires that if a single line of your application is licensed with it, then all of the application must be made available under the gpl license, even if that first. All dependencies on gpled code have been removed and we have contacted all previous contributors with stillexisting code in the repository to agree to this change.
If youre looking for a reference table of every license on. The fsf and the apache foundation both consider the apache 2. Weve compiled a list of your top 10 questions about the gpl license in the. If linux is gpl, then how is android apachelicensed.
Snipeit is a free and open source assetlicense management system with powerful builtin features. Heres the second post in our open source software license faq series. The fsf recommends at least compatible with gpl and preferably copyleft. All software produced by the apache software foundation or any of its projects or subjects is licensed according to the terms of the documents listed below. In the early days of the gplv3 revision process, compatibility with the apache license 2. Jan 21, 20 unlike the apache license, the gpl embeds the decision as to the codes open source nature into the code itself. The final text of gplv3 is accompanied with a rationale document explaining the few changes since the last call draft.
To be approved by the open source initiative also known as the osi, a license must go through the open. Review free download specifications changelog 100% free report malware. The software author or license can not be held liable for any damages inflicted by the software. Aug 26, 2008 if you put gplv3d software into a user product as defined by the license and you have the ability to install modified versions onto that device, you must provide information that makes it possible for the user to install functioning, modified versions of the software. Why corporations favors the apache license over the gpllgpl. Or do you expect them to contribute code to your opensource project for free. This license is based on gplv3 with a new requirement to ensure that users who interact with the software over a network can receive the source for that program. Most gpl version 2 software is actually licensed as gpl version 2 or any later version, or. The following licenses are sorted by the number of conditions, from most gnu agplv3 to none unlicense. Glyphicons free were used and are released under the creative commons attribution 3. Vertrigoserv is a complete free wamp server allowing php development for windows. Android apache license and gpl 2 licenses compatibility more specifically gpl v2 requires all derived works and programs to have the same license as it has, therefore apache shouldnt be allowed inside android.
Easily copy and paste the code under the badges into your markdown files. Weve compiled a list of your top 10 questions about the gpl license in the last post. Various licenses and comments about them gnu project free. Apr 06, 2007 in the early days of the gplv3 revision process, compatibility with the apache license 2. The tools of the sulin project are licensed under mit apache lgplv2 lgplv3 gplv2 gplv3 free software licenses. The apache license is a permissive free software license written by the apache software. By contrast, the gnu general public license is intended to guarantee your freedom to share and change all versions of a. The free software foundation considers the apache license, version 2.
Heres an article by richard stallman himself emphasis mine. A quick guide to gplv3 gnu project free software foundation. There are multiple variants of the gnu gpl, each with different requirements. The gnulgpl is very popular among independent developers and companies which mainly deals with open source software.
Open source licenses are licenses that comply with the open source definition in brief, they allow software to be freely used, modified, and shared. Unlike the apache license, the gpl embeds the decision as to the codes open source nature into the code itself. We hope that this change in gplv3 will foster more cooperation and sharing within the free software community. Top 10 gnu gpl license questions answered whitesource. The fsf specifically designed this clause to achieve gplv3 compatibility for the apache software license, version 2. We recommend that people consider using the gnu agpl for any software which will commonly be run over a network. However, by the time of gplv3s drafting, many existing gplv2. All bookmarks 23 gpl 8 gplv3 3 gplcommercial 2 mit license 1 apache license 1 agpl 1 lgpl 1 apache license 2. The gnu general public license gnu gpl or gpl is a widelyused free software license that guarantees end users the freedom to run, study, share, and modify the software. Open source license compatibility gplv3 and apache 2.
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