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108
votes
14answers
14k views

Is it possible to rewrite every line of an open source project in a slightly different way, and use it in a closed source project?

There is some code which is GPL or LGPL that I am considering using for an iPhone project. If I took that code (JavaScript) and rewrote it in a different language for use on the iPhone would that be ...
32
votes
6answers
2k views

Reasons NOT to open source not-for-profit code? [closed]

I am a big fan of open source code. I think I understand most of the advantages of going open source. I'm a science student researcher, and I have to work with quite a surprising amount of software ...
63
votes
14answers
11k views

How to prevent code from leaking outside work? [duplicate]

Possible Duplicate: How to manage a Closed Source High-Risk Project? I'm working on an institution that has a really strong sense of "possession" - each line of software we write should be ...
3
votes
4answers
24k views

How to protect my php code running on a client server?

I'd like to ask how to protect my code that is running on a client server from being altered and/or copied. It's running on Ubuntu Server with the standard Apache Php Mysql stack. Any software needed ...
44
votes
2answers
42k views

Best existing license for closed-source code

I'm creating a few closed-source applications on my own (no big company behind me) and am wondering exactly how to protect them. At the top of all the source code files I have this pretty basic ...
37
votes
15answers
3k views

How do you effectively compete with an open source project?

A company with a solid open source project competing against a traditional closed-source product seems impossible to beat. I read this article wherein the author lays out this scenario: Suppose ...
4
votes
2answers
2k views

Distributing a proprietary application together with GPL software [closed]

First, there are many similar questions here, but I found none with direct answers about this specific scenario. If you find a duplicate, please be kind enough to link to the specific answer(s). Also, ...
12
votes
4answers
3k views

Taking an open source project to closed source

How is it legally possible to take a project initially released as open source back to closed source? Especially one licensed with the GPL any version.
3
votes
2answers
208 views

Using BSD licensed source code in a product under a new license and a hypothetical scenario

Let me describe a hypothetical scenario, I wish to know if my reasoning is correct. I use source code X, licensed by author Y under the BSD-3 license, in my source code. I intend to adhere to their ...
4
votes
3answers
478 views

Displaying copyright notice for OSS in closed source Android app

I am considering the usage of various open source libraries in a closed source Android app. The libraries are released under various licenses (MIT, BSD modern, Apache 2.0) which allow this kind of ...
1
vote
1answer
58 views

May I include parts of MIT-licensed code inside my closed-source project?

This could be a simple yes/no answer, but I invite detailed explanations. Scenario I have been asked to extend a closed source system at my job, which is not formally released under any license. I ...
0
votes
4answers
284 views

So what happens with closed-source law? [closed]

Lets say Alice Co. writes a program, and Bob Co. hires a contractor to copy it, and put it on their platform? What is the general legal recourse in these cases? I say general, because most of us are ...