QCAD Professional single user licenses are valid for one single user.
Qcad professional software#
These exceptions allow us (as well as any other organizations and individuals) to distribute commercial, proprietary plugins or scripts together with the open source QCAD package.įor example, we distribute the software product called 'QCAD Professional' which contains the QCAD application under GPLv3, bundled together with proprietary extensions as outlined above. QCAD is distributed with an optional set of exceptions which extend the freedoms granted by the GPLv3. Modifications and additions made to the software must generally be distributed under the same license. It guarantees end users (individuals, organizations, companies) the freedoms to use, study, share (copy), and modify the software. The GNU General Public License (GNU GPL or GPL) is the most widely used free software license. QCAD/CAM is a commercial, proprietary software. QCAD/CAM consists of QCAD Professional and additional, commercial (proprietary) plugins to create and manage toolpaths based on a drawing and to export these toolpaths as G-Code (or similar). QCAD Professional is a commercial, proprietary software.
QCAD Professional consists of the QCAD Community Edition with various additional, commercial (proprietary) plugins to provide support for the DWG format, improved support for various DXF format versions, improved support for splines and polyline and various other tools and improvements. The QCAD Community Edition is distributed under the GPLv3 with exceptions to allow commercial plugins and script extensions. The QCAD Community Edition is everything that can be downloaded from our public git repository at /qcad/qcad. QCAD and QCAD Based Products The QCAD Community Edition
Qcad professional code#
In all source code distributions of QCAD, you can also find a copy of the GPLv3 and the exceptions for plugins and add-ons. For a complete overview of the various licenses involved, please refer to the LICENSE.txt file. The QCAD source code also contains 3rd party libraries and various resources which are distributed under their respective licenses. Starting with version 3.1, the QCAD source code is distributed under the open source license GPLv3 with exceptions to allow proprietary extensions.
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