The GNU General Public License (GPL) is a computer software copyleft license.This license lets the user of the software use a program in many of the same ways as if it were public domain.They can use it, change it, and copy it. They can also sell or give away copies of the program with or without any changes they made to it.

What is a General Public License (GPL)? - Definition from GNU General Public License: The GNU General Public License (GPL) is a free, copyleft license used primarily for software. The GNU GPL allows users to change and share all versions of a program. GPL is provided through the Free Software Foundation, a nonprofit corporation that works to provide free software for the GNU Project. licensing - Dual license with GPL and a closed source Dual license with GPL and a closed source license. Ask Question Asked 3 years, 10 months ago. Active 2 years ago. Viewed 4k times 10. 3. I've done a lot of research on this, but I'm still quite confused. I'm currently working on an Arduino-compatible software project. The project is open source, so I want others to make use of it as well, but I Is it legal to sell GPL software? - TechRepublic Nov 19, 2013

Feb 10, 2005 · Guide to choosing a license for your own work; Comprehensive FAQ about the GNU Licenses; List of other licenses and whether they are free, copyleft, or compatible with the GPL. A Quick Guide to GPLv3; Join us at one of our regular seminars on free software licensing & GPL compliance, or view educational resources from past events.

Jun 29, 2007 · The GNU General Public License is a free, copyleft license for software and other kinds of works. The licenses for most software and other practical works are designed to take away your freedom to share and change the works. By contrast, GNU General Public License, version 3 (SPDX short identifier: GPL-3.0) If you have licensed software you've written under GPL version 2, and you are the original licensor of that software, you may wish to relicense your software under GPL version 3.

GPL-1.0+ : GNU General Public License v1.0 or later GPL-2.0+ : GNU General Public License v2.0 or later LGPL-2.0 : GNU Library General Public License v2 only LGPL-2.0

GNU General Public License version 2 | Open Source Initiative You may copy and distribute verbatim copies of the Program's source code as you receive it, in any …