Power*Architect is free and open source software, meaning that the source code is readily available. Everyone is free to inspect, comment on, and modify Power*Architect's source code. Anyone who modifies the program code is invited (but not required) to contribute their changes back to the project. All contributions are subject to review and acceptance by the Power*Architect team. We always welcome suggestions from Power*Architect users, in the spirit of making the application easier to use and providing the features that matter the most to you.

Power*Architect is distributed to the public under the GNU Public License Version 3. A copy of the license is available in the section called “Appendix A: GNU GPL Version 3” of this User Guide.