Copyright and Licenses

copyright

...is a collection of rights granted to the author of a piece of work.

public domain

...is not protected by copyright because the license expired, the work was created using public money, or the work has been donated into public domain.


ex. Shakespeare's Othello, Beethoven

freeware

...is copyrighted work that you can copy, use, or give away for free.


ex. iTunes, Safari

shareware

...is copyrighted work that you can copy, use, or share for free, but only for a limited amount of time. You must pay for the full version.


ex. Draw Something Free, Netflix free trial

all rights reserved

...only allows the purchaser to use the software according to the details spelled out in the license agreement.


ex. Cooking Mama Wii game

open source

...is software that includes the source code with the idea that someone can improve upon it.


ex. Google Chrome