Questions about the implementation of software licenses on software, including questions about open-source licenses. See the full description for more information about which questions are on topic.

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2
votes
1answer
63 views

Choosing a software license that requires written permission to use commercially

I'm looking for a license that I haven't seen before. I would like a license that allows other people to use my code non-commercially, but unless they have written permission they should not be able ...
12
votes
2answers
1k views

Java and JVM license

Does Java license allow other companies to create their own versions of Java language or just implement it accurately? Same question about JVM. I heard about Sun suing Microsoft for changing their ...
0
votes
1answer
55 views

How is distribution of PKI certificates allowed?

As a verifier of Open Source compliance in open and proprietary code I sometimes come across such certs distributed with the source code (e.g ...
-1
votes
1answer
66 views

Questions about LGPL license [duplicate]

I have a similar problem than this: http://sourceforge.net/p/tcpdf/discussion/435311/thread/32a59ca0/ Developer answered to ask a lawyer but it costs money... a lot? I only use TCPDF, I have not ...
3
votes
0answers
94 views

License that encourages improvements to the original version rather than own forks? [closed]

I'm looking for a license that should encourage changes to my original open source rather than encouraging forks and uncontrolled random redistribution. This is because of the nature of the code; it's ...
0
votes
1answer
110 views

Software piracy and GPL [duplicate]

Consider the case below: A Wordpress plugin must be GPL since Wordpress itself is GPL There are some plugin authors selling premium WordPress plugins, and assume the authors are okay with the GPL ...
0
votes
1answer
43 views

Required clarification about GPL licence for creating extensions of GPL software

I asked a question and received quite good answers. I read all answers and other sources about my question. I concluded that if I write my code and distribute it to my clients for a free under my own ...
1
vote
1answer
324 views

Licensing code submitted after job interview [duplicate]

I applied for a job in a small company (~25 employees) on December and after a month the CEO of the company wrote to me that he is interested to interview me. During the interview I got a bad ...
1
vote
1answer
112 views

Is there a license that prohibits code share and using outside the company?

I'm working on a tool for small development teams. And I want to sell them full source code of my application so that they'll be able to update/modify the app according to their needs. Is there any ...
4
votes
4answers
459 views

Licensing of content created by licensed code

So I had been using trianglify, and I was thinking about using an image that it had created. Trianglify is licensed under GPLv3, however, (as I understand it,) it creates unique svg files. The author ...
9
votes
4answers
738 views

I have a previous invention (software / framework) that I plan to use on my new job. What happens to my copyright if I improve it during the job?

I have filled that standard form where you list your previous inventions before starting your new job so the employer is legally aware you have the copyright over them. But if I want to use this ...
14
votes
5answers
1k views

Can I use MIT license to give some of my previous written code to employer so that I protect myself and don't lose my copyright?

My situation: I have written a framework before I started my new job. I own the copyright. It has a bunch of boilerplate logic inside of it, like any piece of software. (duh!) I don't want to use ...
13
votes
4answers
1k views

How to rewrite from scratch a code for which I own the copyright so I can use it on my job without losing the rights to the first version?

Well I don't want to make it open-source! That's the problem. But I do want to use it on my current job. Company did not agree to sign any alternative license with me and told me to rewrite everything ...
0
votes
2answers
53 views

Should copyright notice appear on new additions with MIT Licence?

If a library licensed under MIT licence is copied and extended on, should new additions contain the copyright notice as well? Considering that the additions may at some point overwhelm the initial ...
0
votes
1answer
49 views

Is the H2 addendum to the EPL and MPL compatible with these licenses? [closed]

The H2 Database License is dual licensed under the MPL 2.0 and under the EPL 1.0 with this addendum: However, nobody is allowed to rename H2, modify it a little, and sell it as a database engine ...
1
vote
1answer
67 views

Libraries licenses in proprietary product [duplicate]

Our closed-source proprietary web application uses quite a lot of libraries with different licenses (namely Apache 2.0, MIT, BSD-like, LGPL 2.1, etc). We want to distribute binaries (ear files, ...
1
vote
5answers
223 views

Is it actually possible (practically) to sell Open Source software? [duplicate]

Open source software can be used for commercial purposes. It is said that You can even sell Open Source software. How does this work? If I sell my open-source product (copyleft or permissive), ...
1
vote
1answer
29 views

Piwik License question

I need to create a specialized analytics app based on Piwik, it will be a commercial SaaS service for small businesses. It uses the piwik javascript tracker, API and the DB to store events, custom ...
0
votes
1answer
89 views

Is it legal to include BSD licensed code within an MIT licensed project? [duplicate]

If this is possible, how do I go about putting this in the license file or in the source files where the BSD licensed code was used?
6
votes
2answers
117 views

License terms when porting free software to another language

I'm exploring in the idea of porting an existing software package to another language. It's released under the Apache License 2.0, and is distributed for free; but there's a big different between ...
2
votes
1answer
74 views

Forking a GitHub repo and including code from pull requests within a LGPL license?

There is a project hosted at GitHub which is no longer maintained that I want to use for my project. However it has some bugfixes contained within pull requests from other users, and I would like to ...
5
votes
1answer
179 views

Open Source license that prevents from bundling with adware?

I wrote a small tool I published on my blog. I did not even think about the license, just put the binaries there for everyone to download. Now I am thinking about making it open source (BSD or GPL) ...
0
votes
3answers
157 views

BSD-2 Licence Code modifying

I'm using a BSD-2 Licence code in my project and with author permission, I modify the code. Now, I am using this code in my project. I know, I should mention Author's name and copyright information. ...
2
votes
1answer
208 views

How and when had the CC BY license become GNU GPL-compatible?

I believed that Creative Commons Attribution License, even being non-copyleft one, was always and still is incompatible with GNU GPL because of multiple minor issues; which, however, were gradually ...
3
votes
3answers
444 views

How can I close my Open Source project and what is required from me in order to make it closed source?

Let's say I wanted to close my "GPL v 2.0 (or similar)" licensed project, to which I'm the only contributor, and make it closed source. Do I still need to make the existing "GPL v 2.0 (or similar)" ...
3
votes
1answer
101 views

Enforcing open source software license

How can one enforce open source licensing terms on the usage of its derivative works? For example, if a software is GPL licensed, and I use that software to develop some closed-source application of ...
0
votes
1answer
50 views

PHP Composer vendors licensing

I'm using a composer as a dependency manager for my PHP project. Composer operates as a library, which uses packagist as a software repository to fetch third-party dependencies. I'm interested, ...
2
votes
1answer
112 views

Ethicality of online license checks

Our program has a piracy problem, some people buy a personal license and install it on all the computers in a company. We want to check that only a single instance of a serial id is used at the same ...
10
votes
3answers
935 views

What kinds of Open-Source licenses are NOT OK to use internally in a corporation? [closed]

I have recently learned about several cool open source add-on tools and libraries for Microsoft Visual Studio. The tools just help you be more productive; the libraries would get linked into the ...
44
votes
3answers
32k views

What are the real life implications for an Apache 2 license?

I want to use SVG Edit for project. This software is distributed under the Apache 2 license. I've seen that: all copies, modified or unmodified, are accompanied by a copy of the licence all ...
1
vote
2answers
175 views

Is Red Star OS released under the GPL? [closed]

According to Wikipedia, Red Star OS is is a North Korean Linux-based operating system Does that mean it's covered by the GPL, or are there exceptions?
4
votes
3answers
3k views

Can I use Apache Software License, Version 2.0 and GNU LGPL 3 licence plugins in my commercial web application?

I have two plug-ins. One has the GNU LGPL 3 license and the other has the Apache Software License, Version 2.0. Can I use them in my commercial app? And if yes, what precautions should I take?
3
votes
2answers
304 views

Can the GitHub pull request process constitute an electronic signature of a CLA?

I appreciate the need for a Contributor License Agreement (CLA) in open source software projects and even understand that some tools are starting to make this process easier (like the low-friction ...
10
votes
5answers
4k views

Is there a modified LGPL license that allows static linking?

LGPL requires that it if a program uses LGPL-ed library, users must be able to re-link the program with a different version of the library: ... d) Do one of the following: 0) Convey the ...
2
votes
2answers
288 views

How “viral” is the Affero GPL? [duplicate]

MongoDB is licensed under the AGPL, and interestingly, its licensing page says the following: To make the above practical, we promise that your client application which uses the database is a ...
1
vote
2answers
96 views

Where is “the line” for copyleft licenses [closed]

Where exactly is "the line" between needed to copy a copyleft license and not? For example, I am writing a non GNU GPL program that uses git. I do not mean that I use git to write it, I mean, git is ...
3
votes
0answers
150 views

how does CC licenses (0,BY,BY-SA) affect proprietary/closed source applications?

I think this question is specific to indie developers be concerned about. Think about it as a "license clarification" or a "license practical use case". I need to know how must be my project basic ...
0
votes
1answer
51 views

Can your staffs distibute your company non-distirbuted GPL licesned code?

Let say you use libmysqlclient to connect to MySQL, and since the client is GPL licensed and so your program. That's fine since you are the only one working on the project. Then, you have a staff to ...
6
votes
2answers
619 views

What's the difference between WTFPL, CC0, and public domain?

What's the difference between WTFPL, CC0, and public domain? Are they essentially the same thing?
0
votes
1answer
88 views

Can I use in a non-free script a code example that doesn't mention license but which is used by its author in a GPL'ed script?

After seeing the following question one of my problems came in mind: I want to couple two different scripts in two different languages. I found a solution for that, and I copied that solution. ...
0
votes
2answers
116 views

Is it necessary to apply to anywhere other than to add a file as LICENSE.txt for open source or free software licensing? [duplicate]

I am going to continue a game engine project I didn't engage in for a long time.I amatourly writed some core libraries using OpenGL with C++. Because I am not that into programming in general, I am ...
2
votes
2answers
325 views

Can I license a program under Apache License 2.0, if it is using/including Eclipse Link (EPL or EDL)?

Can I license a program under Apache License 2.0, if it is using/including EclipseLink? (EclipseLink under Eclipse Public License or Eclipse Distribution License) I did not change anything in ...
2
votes
1answer
152 views

Using Unlicensed Code

Say for example, I was to find a github project that was started but not quite complete or that was complete and I wanted to use that code within a larger project but the author of the code has not ...
2
votes
1answer
24 views

Redistributing vendor libraries license exemption

I have a library that is MIT licensed. All of the vendor files (located in a vendor/ folder) are MIT licensed as well, so I'm not too worried about my current situation. I am curious what the legality ...
0
votes
1answer
93 views

Open Source code in Closed Source project [closed]

If I am using open source code in my project but don't want to release any source code, what license should I use?
15
votes
4answers
3k views

Can someone relicense my code, then sue me for distributing it? [closed]

Let's say I have published some code, and have relinquished all copyright interest to that code by some extremely permissive license (e.g. unlicense). Can a corporation take my code, republish it ...
13
votes
6answers
2k views

Can you change a license once you pick one?

I am working on a product that I don't feel is completely ready but I have a set of users that are very interested in using it now as "alpha" testers. I would like to give them the product now for ...
23
votes
7answers
2k views

Can I use GPL libraries temporarily for prototyping and make the future code closed source?

I am working on a prototype for a software system, which (at least at the start) will be closed source. In order to save time, I'm thinking of using (that is, statically linking) a library that is ...
0
votes
1answer
53 views

Can I include mongod.exe in my commercial destop based or user self hosted app withou open sourcing it?

I have read the doc and the apgl blog post, but I still have some concerns: Can I include mongodb.exe in my commercial desktop based app? Can I include mongodb.exe in my commercial user self hosted ...
1
vote
2answers
88 views

Can one deny specific parties the right to use and modify otherwise open source software?

I have an open source project that has the attention of some peers, and several of them are eager to contribute. There is one amongst them, however, who I wish (largely for comedic purposes; it's a ...