Copyright
What it is
Copyright
the exclusive legal right, given to an originator or an assignee to print, publish, perform, film, or record literary, artistic, or musical material, and to authorize others to do the same.
Public Domain
Unprotected by the copyright law because the copyright was expired or the money came from someone else to produce it,
Ex. classical literature
Freeware
Software you can copy or use for free,
Ex. itunes or safari
Shareware
Software you can use free for a limited time,
Ex. free trials or light versions of games
Open Source
Software that includes the source code with the idea that someone can improve it,
Ex. chrome add ons and extensions
All Rights Reserved
Allows only purchaser to use the software under the license rules.
Ex. things from best buy, video games, movies, etc.