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
4answers
684 views

How to sell an application? Licensing problems

I`ve built a simple but yet effective delphi-7 application that solves sudoku puzzles, and a keygen that produces a unique serial key for each PC. My purpose is not to make money, I want to understand ...
2
votes
1answer
102 views

In the GNU Affero GPL, do paying customers count as the 'public'?

In the GNU Affero General Public License, there is a section that reads: The GNU Affero General Public License is designed specifically to ensure that, in such cases, the modified source code ...
0
votes
0answers
48 views

How to use custom fonts in my game? (License question)

I would like to use Roboto font in my libGDX game, but it's licensed under Apache license 2.0. Do I have to include the font license file in my game if I want to use it? I am using internal storage ...
0
votes
1answer
64 views

Deployment of application which uses apache 2.0 libraries

I need to publicly deploy web app which uses apache 2.0 libraries. The license obliges me to provide credits in case of redistribution. Do I need to do this in such a case. Is it considered ...
1
vote
1answer
161 views

Using code under Apache 2.0 License in my program using MIT License

I'm using source code from a code example that is licensed under the Apache 2.0 License in my program. Now I would like to publish that program and source code on GitHub using the MIT License. I've ...
4
votes
3answers
81 views

Licensing for artistic work used inside GPLv3 licensed software

I'm a volunteer for a non-profit organization and am helping them develop a free open source Android application that will be licensed under GPLv3. We are going to use the logo and some other ...
5
votes
1answer
275 views

Using a Dr. Dobb's article source code in commercial software

I am considering adding a plugin system to a commercial project and I've found a Dr. Dobb's article that describes in detail with source code a plugin framework for C and C++. The article doesn't ...
4
votes
1answer
100 views

Code licensing injection and version control history

Are there licensing ramifications to having GPLed code in a public git history, but not a released version of the distributed software? Could a repo owner be obliged to changing their licensing ...
3
votes
1answer
91 views

Using a GPLv2 library in a web project

I'm trying to understand the way that GPLv2 works, and have a couple of questions. I'm going to describe a couple of scenarios, and want to know how GPL applies there. I make a web application that ...
2
votes
1answer
504 views

Can I do commercial web development with the Community edition of Visual Studio?

A friend of mine has a small company that needs a new website, and I am interested in helping him, since I have worked a bit with Asp.net MVC. However, I am not sure if I'm allowed to sell or give ...
0
votes
2answers
107 views

Add GPL to an existing application

Me and 2 of my friends been working on a small app. The source code of the app is on a private repository on BitBucket but now we would like to make the code of our app public under the terms of GPL. ...
3
votes
1answer
114 views

Rewriting a library licensed under AGPL but keeping the public interface

We need a JSON Schema Validator for .NET. The only library that we found is Newtonsoft Json Schema. The problem with this library is that has a "strange" AGPL license with limitations, from the site: ...
0
votes
0answers
49 views

User based licensing on web server

I'm developing a client-server software for an enterprise customer. I'm being asked to limit the number of user accounts to a number N. Each user logs in with it's own username/password combination, ...
2
votes
1answer
89 views

Can I use the Simple and Fast Multimedia Library (SFML) in a proprietary piece of software?

I have been asked to develop a small game for a conference. The game isn't anything big and since I have had previous experience with SFML, I figured it would be the easiest to use. The SFML ...
0
votes
1answer
109 views

Deciding on a software license for a C++ API [closed]

I have designed and developed a C++ API. Its dependencies are: BLAS - custom license - http://www.netlib.org/blas/#_licensing LAPACK - modified BSD - http://www.netlib.org/lapack/LICENSE.txt GLPK - ...
-4
votes
1answer
144 views

Commercial use of an open source software [closed]

I can sell a software which uses an open source library as long as I provide the source of this software with the binaries. Can I make the source available only to those who bought the software? ...
3
votes
2answers
128 views

Open Source License that prohibits verbatim resale?

I was taking a look at this question here: Open Source License that prevents re-selling And it makes some good points on how open source is defined by its ability for resale... However, I still ...
3
votes
1answer
70 views

Copying and modifying code from project licensed with BSD-2?

I'm using a library that is licensed under a BSD-2 like license and I am wanting to override one of the methods they use and modify it slightly. My question is, when I copy the code from the method ...
1
vote
1answer
42 views

License Compatibility: CC-BY-NC 3.0 with GPL2 (for Wordpress)?

I'm trying to figure out if I can use code licensed under Creative Commons Attribution-NonCommercial 3.0 (CC-BY-NC 3.0) in a Wordpress plugin (which must be released under GPL). I think the answer is ...
2
votes
1answer
88 views

Can a client-side library under the GPLv3 be used on a closed source website?

I'm building a website using Django and I'd like to include django-wiki, however it is licensed under the GPLv3. Does this require me to open source my front end code and/or server code? Or can I ...
-2
votes
1answer
100 views

Can I change a theme and then sell it? [closed]

I am thinking of starting with the "Start Bootstrap" theme from Bootstrap and I want to change it and add stuff, new pages to work with Wordpress and then put it up for sale. ...
0
votes
0answers
57 views

Open source license to prevent publishing Android application with modified name or package

I've written an Android application and I want to publish it as a FOSS application, however, I want to restrict others from publishing it in Android markets (e.g. Play Store) with only changing the ...
1
vote
0answers
52 views

Licensing a Jekyll Blog Site, Using Separate Licenses for Code and Content

I am working on a blog project, powered by Jekyll. I'm having trouble figuring out how to phrase the licensing text, or indeed how to correctly license it all. Most of the tools, including Jekyll ...
0
votes
0answers
23 views

Does the absence of a license file in client side code give people any rights? [duplicate]

I am wondering if the absence of a license file (not having one at all) in code exposed to the client side provides any rights to copy or modify the code? Specifically, in reference to client-side ...
1
vote
1answer
93 views

Distributing a proprietary app together with an ASLv2'ed derived work

My proprietary Java app includes a modified version of a 3rd party library distributed under Apache Software License, version 2.0. The 3rd party library doesn't come from the Apache Software ...
2
votes
1answer
95 views

Distributing a modified OpenJDK class with a proprietary app

I want to distribute a Java class I borrowed from the GPLv2'ed OpenJDK and modified for my own needs as a part of my proprietary application. The header at the top of the source file states (and I've ...
1
vote
1answer
112 views

When I modify and redestributes software that is originally using the MIT License, can I revoke the right to sell my modification?

There is a piece of software, free, and open source, under the MIT License. I make modifications to it, make it better, etc. I distribute this new software, also for free and open source. But can I ...
0
votes
1answer
88 views

Can I remove the “above copyright notice…” section from the ISC license?

The start of the ISC license is: Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice ...
2
votes
1answer
77 views

We are publishing an app using open source apache licensed software, Need some help understanding provisions

We are using some open source code licensed as Apache License 2.0. From what I understand, we cannot endorse the company that made the code. We are using it to develop an free app with micro ...
2
votes
2answers
63 views

Does ShareAlike mean, that if I include a resource released under CC-BY-SA in my program, that I have to release my entire code?

The FAQ states: ShareAlike — If you remix, transform, or build upon the material, you must distribute your contributions under the same license as the original. That makes sense - if I want to ...
2
votes
1answer
48 views

How to handle OSS license on GitHub with non-OSS pictures

I am working on an app that will be open-sourced and published on GitHub. But, the problem is, that the graphics my client gives me contains some in-house characters that the company owns. We have a ...
2
votes
2answers
581 views

Can I distribute a GPL executable (not a library) in a closed-source application? [duplicate]

I want to write a closed-source desktop application that uses a piece of GPL software in the background. I know that I can't link to a GPL library (libgit.a). But if I embed a GPL application ...
0
votes
1answer
162 views

Using JDK in Google Android Studio License Issues

I'm new to android developing and maybe my question is strange. If I want to make commercial apps, libraries, or services for android and use Google Android Studio + Oracle JDK (not OpenJDK) is there ...
0
votes
2answers
104 views

Do I have to distribute my commercial source code that links GPL software if I only use this commercial software to provide a reporting service?

At my company we created proprietary software that we use only internally - we do not distribute this software - to generate reports from client data. We sell these reports to our clients, not the ...
0
votes
0answers
66 views

When I open source a project, do I have to provide info on its dependencies' licenses? [duplicate]

My company plans to open source a project, licensed with the Apache License v2.0. We will upload the source code in a public Bitbucket repository, and in order for someone to use it, he would have to ...
3
votes
1answer
125 views

How do I distinguish derived code from original code?

I'm working on a Python project which extends the functionality of some other python modules. Some are part of the standard Python library and mostly use the PSF License agreement while some are ...
2
votes
1answer
46 views

Is there a client license to require servers it connects to using a certain license?

Say I create both a client and a server application. The server remains secret while the client is published under a GPL-ish license, so obviously the communication protocol can be reconstructed to ...
0
votes
2answers
68 views

Using GNU GPL with classpath exception licensed library in a GNU GPL licensed project

I am working on a project that uses ABCL. License of ABCL is GNU GPL with classpath exception, which means we can link this library with independent modules to produce an executable, regardless of the ...
0
votes
2answers
83 views

Can I take a GPL program and relicense my changes under the AGPL?

Can I take a GPL program and relicense my changes under the AGPL? Say I clone a GPL project, make some changes, can I only allow people to use my changes under the AGPL license?
0
votes
1answer
87 views

Dual licensed (LGPL, commercial) library and contributions

I have dual-licensed library, LGPL 3 and commercial license. Someone downloads the LGPL version, makes some improvements and sends back few patches. So far so good. But what now? It's legal to just ...
3
votes
1answer
55 views

What does “Automatic Receipt” in license mean?

I see the following statements in Arphic Public License: Automatic Receipt Each time you redistribute the Font, the recipient automatically receives a license from the original ...
0
votes
1answer
118 views

Using open source apps source code under Apache v2 [closed]

I modified some code and added few (minor) changes to an open source Android app. Now I want to publish it on play store. The app is licensed under Apache license v2. The license file is included in ...
-1
votes
1answer
88 views

Using a GNU GPL licensed component in a BSD licensed software [duplicate]

I am currently in process of writing a software application. In this application, I use another software project which is licensed by GNU GPL. I have widely modified the GNU licensed component and ...
1
vote
0answers
71 views

Open sourcing or rewriting proprietary code [duplicate]

I would like to use a piece of software I wrote for my company in a private open source project. I have already talked to my manager about the possibilities of the company open sourcing that software. ...
3
votes
4answers
507 views

Is this the correct way to include this MIT licensed software in my software?

I'm using this script in one of my projects. It's licensed under MIT or Apache 2. I've committed JSON.sh (as in, just the script) to my project, and copy+pasted the MIT license (as it appears in ...
2
votes
1answer
111 views

Can I use a closed source JS file in my GPL webapp?

Note: When I say "open source", I am talking about GPL. Substitute with "free" if you prefer. When I say "closed source", I mean "not GPL or MIT, etc". We have an open source (GPLv3) webapp that we ...
0
votes
1answer
48 views

How should one document permission of contributors to change the licence of a project? [closed]

I'm using a Python library which is currently under GPL3. The maintainer has decided that he would like to change the licence to one which does not contaminate larger works (probably either the MIT ...
0
votes
1answer
78 views

Licensing - Restrictive Open Source License OR Custom License [closed]

I have some source code I want to release but I'm unsure of the best license to put on it. From my research such licenses as MIT and GNU are horrible as they offer little to no protection towards ...
9
votes
1answer
381 views

Are Microsoft fonts like Impact safe to use in Open Source projects?

I made an open source project that requires the use of the Impact.ttf font from Microsoft. I looked around but couldn't find a definite license option for MIT projects. Do Microsoft's fonts (like ...
1
vote
1answer
138 views

How come the NSA could release SELinux as GPL when all US Gov work must be Public Domain?

I'm not sure if this is a good question for this site, but it does deal with the things to do with working as programmer. SELinux is a security enhanced version of Linux, and was initially developed ...