Copyright
Cali Wall
Public Domain
Isn’t protected by copyright because expired, created with public money or donated.
EX: Classic liturature
Shareware
Copyrighted work you can give away for free, copy, or use but for limited time.
EX: 30 day free trial
All Rights Reserved
Only allows purchaser to use according to agreement policy.
EX: Software from Best Buy
Open Source
Software that include source code with the idea that someone can improve it.
EX: Chrome