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
69 views

At what point do you drop attribution to original work?

Lets say I have a project which has evolved over the past year. When I began the project, I looked around for open source projects which provided as much of the base system as I could find, and ...
3
votes
3answers
136 views

Libraries and licenses

Before I started making software for a company which requires its software to be closed-source everything was easy, but now I'm drowning in license issues and I have no idea what to do. I have found ...
-4
votes
0answers
21 views

ffmpeg libraries that are not allowed to use in a free app with ads in it

I'm trying to make an editing app which I need to use FFmpeg libraries in it. I need to know Which libraries of FFmpeg are not allowed to use in a free app with ads in it? Because I should build a ...
0
votes
1answer
63 views

Use GPL code in commercial android app by spawning a separate process [duplicate]

As I understand, GPL allows use of a GPL program along with a proprietary program as long as they are separate programs and communicate at arms length. In order to do this, if I spawn a process from ...
1
vote
1answer
78 views

Is it ever ok to remove the original license from a file

I have a library I maintain. It is a java library that I originally forked from someone else. They added a BSD license statement to the top of EVERY file. Including files that have no real logic.. ...
2
votes
1answer
56 views

What to keep in mind when releasing an app which uses libraries licensed under the Apache 2.0 License?

I'm creating an Android app which is soon ready for release. I'm just going to implement a tab system using this library. I read that it is licensed under the Apache 2.0 License. I've never used any ...
0
votes
1answer
18 views

Orgmode file format license

Orgmode is an emacs plug-in and is under GPL. I am developing an application that uses plain text files to store notes and I do like the org mode file format. I am not going to copy any of the orgmode ...
2
votes
2answers
115 views

What happens if some server side GPLv2 code is leaked? [closed]

So, I know that if you use GPLv2 code in some server side code, you do not need to release that code (as long as you're not distributing it, of course :). However, let's assume that you accidentally ...
0
votes
2answers
56 views

Modifying GPL code to link closely with another program

If program B is licensed under GPL, can a programmer modify it to interact with his own proprietary program, A, such that both programs are separate processes, and then only release the modified ...
0
votes
1answer
97 views

Non-licensed source code later becomes licensed

Last year, I created a derived work from published source code that was distributed unlicensed on a blog. Recently, I went back to the blog and noticed it was now licensed under CC BY-SA 3.0. Is my ...
-3
votes
1answer
57 views

What does “Place Warranty” mean? [closed]

I'm looking at TLDR Legal for some reference overviews and one of the conditions is Place Warranty. I understand it to mean the commonly seen AS IS clauses in most licenses. Why would one choose to ...
2
votes
1answer
121 views

Does the LGPL apply if I rewrite a portion of JasperReports in C++?

I would like to rewrite a portion of the JasperReports library in C++. The library will read from the same XML format used by JasperReports. If I integrate this C++ library to my proprietary ...
4
votes
3answers
129 views

Can I release a git patch (diff) file of closed source/copyright code?

I've patched a bug in some code that is no longer being supported by it's owner but I would like to provide this to other members of the community. A git.patch file technically contains copyright ...
4
votes
3answers
161 views

Can I commerically use GPL licensed software on my server if I am only distributing the client software?

I understand the rules of the GPL stating that if I distribute any software using GPL code, then that code must be licensed under the GPL. However, I'm wondering what the rules are in this case: I am ...
0
votes
1answer
81 views

is copyright string in gpl'ed program guarded from modification?

is copyright string in gpl'ed program guarded from modification, by gpl or by laws? for example, is it possible to change "2001-2010" to "2010 to 2010"? or maybe change spelling of copyright holder ...
-2
votes
0answers
31 views

Verification of our design regarding Sockets

We have developed a Statistical software and want to release it into the market. We are planning to offer our software in 2 modes one being a trial version and another being annual. We are thinking to ...
-1
votes
0answers
20 views

What is the appropiate license for my open source project with some posible propietary links? [duplicate]

I'm coding a Python application to control an Audio Card. It is some kind of patching bay or mixer software. Is not a driver or module kernel. The makers of the card already released a driver for ...
1
vote
2answers
45 views

How to properly apply a license

Take for example the GPL-3.0 license. Near the end it states: END OF TERMS AND CONDITIONS How to Apply These Terms to Your New Programs ... So I though that the "correct" way is to use ...
1
vote
1answer
30 views

gpl3 “or stated as exceptions”

At the end of section 7 of gpl v3: 7. Additional Terms .... Additional terms, permissive or non-permissive, may be stated in the form of a separately written license, or stated as exceptions; ...
13
votes
3answers
817 views

Can GPL be implied to a derivative work?

There are three software projects: A, B and C. A is published to anyone and is licensed under GPL. B extends A, is published too, but has no license information or is mistakenly licensed under LGPL. ...
0
votes
0answers
48 views

Distribute software without license [duplicate]

I wrote a small tool for a game which I now want to present and distribute in the games official forum. Since a few days I'm thinking about which license I should use to distribute my program. I ...
1
vote
2answers
46 views

Licensing - Open Source with Paid Distribution

I have a project consisting of a core library with a number of platform-specific wrapper libraries. I want to release it all under an Open Source license (maybe MIT or LPGL). I also want to sell the ...
0
votes
2answers
64 views

Using MonoDevelop for Commercial Software Developing

Can I sell the software which are developed with MonoDevelop without distribution of my source code and with commercial license? Generally, Does the license of language and IDE affect the license of ...
1
vote
0answers
36 views

How to retrieve the third-party library licenses

I am looking for a way to automatically collect all the third-party library licences that my project is using. Currently I am collecting by hand the licences on github. So far , I don't have a clear ...
1
vote
1answer
47 views

License opensource app for non-commercial

I wish to create an app for studying Japanese Kanji. However I'm uncertain which license would best fit it. I want my app to be Opensource so that I can use the code for tutorials and other people may ...
0
votes
1answer
65 views

Open Source Licensing and Intellectual Property Rights [closed]

Is it possible for a developer to lose rights to work on a self-created, open-source-licensed project after an outside company, developer, or organization copyrights (or takes some other legal action ...
-1
votes
1answer
66 views

Any library or dll to use to give a free lancers project from clients who accept your work but not pay [closed]

I've been thinking about getting into the free lance field (using sites like guru.com or freelance.com). Something I see in the FAQ's is that there's been numerous instances where the client got an ...
0
votes
1answer
110 views

Do legal names matter with source code licensing in the USA?

If a project wishes to relicense its source code to a license that was incompatible with the original license, the project maintainers generally need to seek the express approval of its contributors ...
0
votes
0answers
58 views

What should I ask for when verifying open source compliance of purchased commercial software?

Our company was recently acquired, and I've been tasked to verify that our software is compliant with respect to open source licenses. Specifically, I have been asked to obtain from software vendors ...
2
votes
1answer
63 views

Are there any impediment in the Apache License 2.0 to sell software?

If my project uses a part of the other person protected by the Apache License 2.0 code, I can sell it and keep as open source or there is any impediment to sell? The license itself I think very ...
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 ...
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
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 ...
0
votes
2answers
47 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 ...
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 ...
1
vote
1answer
66 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
1answer
26 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 ...
1
vote
5answers
221 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), ...
0
votes
1answer
87 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
115 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 ...
3
votes
1answer
100 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
49 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
930 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 ...