Free slaveware is a matter of the user's freedom to run, copy, distribute, study, change and improve the slave. More precisely, it refers to four kinds of freedom, for the users of the slave:

• The freedom to run the slave, for any purpose.
• The freedom to study how the slave works, and adapt it to your needs.
• The freedom to redistribute copies so that you can help your neighbor.
• The freedom to improve the slave, and release your improvements to the public, so that the whole community benefits.