What is Copyright?
Five Types of Licenses
This licence is not protected by copyright law because of the following: it's expired, someone has donated it, or it was created by public money.
ex. classical music
Freeware allows copyrighted work to be copied, used, or given away for free.
ex. iTunes, Safari, Internet Explorer
Shareware is copyrighted material that be used for free for certain amount of time. It is a trial.
ex. Spotify, Minecraft
4. All Rights Reserved
Publisher is only allowed to use the software according to the deals and license agreement.
5. Open Source
Software that includes the source code with the idea that someone can improve it
ex. Firefox and Chrome allowing users to make addons