GraphZen is a licensed under the GraphZen Community License. 

A license for commercial use can be obtained at https://graphzen.com.

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GraphZen Community License
Copyright 2017-2019 GraphZen LLC

Licensed under the GNU Affero General Public License, Version 3.0 (the "License") modified with 
Commons Clause Restriction; you may not use this file except in compliance with the License. 
You may obtain a copy of the License at

https://www.gnu.org/licenses/agpl-3.0.en.html

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.

Commons Clause Restriction

The Software is provided to you by the Licensor under the License, as defined below, subject to
the following condition.
Without limiting other conditions in the License, the grant of rights under the License will not
include, and the License does not grant to you, the right to Sell the Software.
For purposes of the foregoing, “Sell” means practicing any or all of the rights granted to you
under the License to provide to third parties, for a fee or other consideration (including without
limitation fees for hosting or consulting/ support services related to the Software), a product or
service whose value derives, entirely or substantially, from the functionality of the Software.
Any license notice or attribution required by the License must also include this Commons Cause
License Condition notice.

For purposes of the clause above, the “Licensor” is GraphZen LLC, the “License” is the GNU Affero 
General Public License, Version 3.0, and the Software is the GraphZen software provided with this
notice.