Various licenses have been developed to govern the field of software, some of which are particularly intended to protect the principles of free software. While a patent is intended to protect an idea (like an algorithm), copyright, or copyright , only protects the very expression of an idea. This distinction has opened the door to copyright abuse. Indeed, it Read More
In principle, the easiest way to make a program free is to distribute it in the public domain and not attach any copyright to it. However, it also exposes this program to be modified and copyrighted which would make it proprietary software. It was then that the notion of copyleft appeared : “software under copyleft (literally, copyright) is free software, the distribution Read More
The GPL license The GPL license is the most widely used license in the free software world. Among the set of free software licenses, it is generally considered to be the one that offers the most freedoms to developers. Richard Stallman , in his fight against proprietary software, created the “GNU General Public License”, commonly known as the “GPL Read More
