A semi-free software , as defined by the Free Software Foundation, is a software which is not free, but for which are authorized the use, the copy, the distribution, the modification and/or the distribution of modified versions only with a one aim not Lucratif .

FSF class this category of software among the not-free software, but made to distinction with the Software owners.

Also let us note that such a software does not conform to the definition of the software Open Source such as it is given by the Open Source Initiative.

PGP and Scilab is semi-free sample programs.

See too

Related articles

• Free software
• Software owner

External bond

• Software semi-free, definition by Free Software Foundation