QDB is open source and released under the terms of the Apache License Version 2.0. QDB was written by and is copyrighted by David Tinker. Every file in the QDB distribution, with the exceptions of third party files specified in the list below, contain the following license:
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
QDB uses libraries from third parties, all of which use an Apache or Apache-compatible license:
Thanks to the authors of these excellent libraries for making them available to everyone.