Copyright
Piper Moeller
Everything you need to know about Copyrights
What is a copyright?
Copyright is a collection of rights granted to the author of a piece of work.
Public Domain
Work that is not protected by law, because it the copyright has either expired, was made using public money, or the author donated the work. (ex. shakespearean work)
Freeware
Any copyrighted work that you can copy, use, or give away for free. (ex. itunes)
Shareware
Work that you can copy, use, or give away for free, but only for a limited time. You'll eventually have to pay for the full or continued license. (ex. lite apps)
All Rights Reserved
Work that allows the purchaser to use the work. (ex. Microsoft Office, GTA)
Open Source
Software that includes the source code with the idea that someone can improve it. (ex. Google Chrome, Firefox)