GNU GPL● GNU General Public License● First release in 1989● GPL V3 is the current version● First Copyleft license, enabling all 4 Freedom rules● www.gnu.org/licenses/gpl.html
Copyleft● Same as copyright, copyleft is another license● No limits on share, reproduce, adapt or distribute● Restriction : Change of license is prohibited !
GNU LGPL● GNU Lesser General Public License● First release in 1991● LGPL V3 is the current version● Copyleft license for the software but not for the linked programs/ NOT the derivate work● www.gnu.org/licenses/lgpl.html
BSD (Berkeley Software Distribution)● First permissive license, 1988● Grant the freedom to use, share, redistribute and modify● No limitation on Re-Licensing● Business Friendly
Apache● Released by Apache Software Foundation (ASF)● Current version Apache 2.0● Allows the freedom to use, share, distribute and modify● No limitations on Re-licensing● Business Friendly License
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