FrontAccounting is released under the terms of the GNU General Public License, GPL, as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. 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 License here http://www.gnu.org/licenses/gpl-3.0.html.