All SubPos code, documentation and design on these project pages (subpos.org) is free: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version, (unless otherwise stated). Expressif ESP module firmware is licenced under the MIT License. Java trilateration libraries licenced under the MIT License (MIT). Microchip sources licenced under the Apache License, Version 2.0.
If you wish to commercialise any aspects of SubPos or incorporate it into a larger proprietary system, please contact the developer.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
For a copy of the GNU General Public License see GNU General Public License v3