Skip to main content

All Questions

Tagged with
Filter by
Sorted by
Tagged with
2 votes
1 answer
39 views

Can I use a header (include) file licensed as GPLv2 only in GPLv3 project?

To be brief, I am working on a big C project, which I want to license under GPLv3. I need some compiler-specific attribute macros, and I found include/linux/compiler_attributes.h from Linux kernel ...
4 votes
1 answer
159 views

What is the point of dual licensing a library under BSD-3-Clause and GPL?

While reviewing our libraries I stumbled over the zstd implementation (https://github.com/facebook/zstd/blob/dev/README.md). It (and some of its derivatives) is dual licenses under a BSD-3-Clause and ...
10 votes
1 answer
1k views

Does reimplementing GPLv2 code in another language create a derivative work that also falls under the GPL?

I am now working with some ~2005 C CLI code, licensed as GPLv2-only. I hope to do the following things: Port the code to a more recent environment (e.g. port to Ubuntu 22.04) (I only do this to try ...
2 votes
1 answer
141 views

Using a library with triple-license from a private application

We are analyzing the possibility of using JRuby library for some maintenance tasks in a private closed-source application that we are selling to a customer. According to the license information on ...
3 votes
1 answer
181 views

Is this restriction of Cheerp community edition in violation of GPLv2?

As I understand, Cheerp is a tool in a similar way it is GCC, licensed with GPLv2. The license applies to the work reached by the copy rights, but not for use restrictions. So, as long as one does ...
0 votes
1 answer
235 views

Explanation about open source codes and licences

I need to understand rules that I only read but never understood completely. I'm asking here some clarifications. I read that GPLv2 licence imposes that a developer, developing a software using codes ...