The NetLogo User Manual by Uri Wilensky is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
If you use or refer to NetLogo in a publication, we ask that you cite it. The correct citation is: Wilensky, U. (1999). NetLogo. http://ccl.northwestern.edu/netlogo/. Center for Connected Learning and Computer-Based Modeling, Northwestern University, Evanston, IL.
For HubNet, cite: Wilensky, U. & Stroup, W., 1999. HubNet. http://ccl.northwestern.edu/netlogo/hubnet.html. Center for Connected Learning and Computer-Based Modeling, Northwestern University. Evanston, IL.
For models in the Models Library, the correct citation is included in the "Credits and References" section of each model's Info tab.
The CCL gratefully acknowledges two decades of support for our NetLogo work. The original support came from the National Science Foundation -- grant numbers REC-9814682 and REC-0126227. Further support has come from REC-0003285, REC-0115699, DRL-0196044, CCF-ITR-0326542, DRL-REC/ROLE-0440113, SBE-0624318, EEC-0648316, IIS-0713619, DRL-RED-9552950, DRL-REC-9632612, and DRL-DRK12-1020101, IIS-1441552, CNS-1441016, CNS-1441041, CNS-1138461, IIS-1438813, IIS-1147621, DRL-REC-1343873, IIS-1438813, IIS-1441552, CNS-1441041, IIS-1546120, DRL-1546122, DRL-1614745 and DRL-1640201. Additional support came from the Spencer Foundation, Texas Instruments, the Brady Fund, the Murphy fund, and the Northwestern Institute on Complex Systems.
For development of the View 2.5D NetLogo Extension, we acknowledge financial support from Joshua M. Epstein's NIH Director's Pioneer Award (DP1).
Copyright 1999-2023 by Uri Wilensky.
This program is free software; 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 2 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 GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
Commercial licenses are also available. To inquire about commercial licenses, please contact Uri Wilensky at netlogo-commercial-admin@ccl.northwestern.edu.
Copyright 1999-2023 by Uri Wilensky.
The NetLogo User Manual by Uri Wilensky is licensed under a Creative Commons
Attribution-ShareAlike 3.0 Unported License.
The NetLogo source code is hosted at https://github.com/NetLogo/NetLogo. Contributions from interested users are welcome.
Much of NetLogo is written in the Scala language and uses the Scala standard library. The license for Scala is as follows:
Copyright (c) 2002-2020 EPFL
Copyright (c) 2011-2020 Lightbend, Inc.
Scala includes software developed at LAMP/EPFL (https://lamp.epfl.ch/) and Lightbend, Inc. (https://www.lightbend.com/).
Licensed under the Apache License, Version 2.0 (the "License"). 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.
For random number generation, NetLogo uses the MersenneTwisterFast class by Sean Luke. The copyright for that code is as follows:
Copyright (c) 2003 by Sean Luke.
Portions copyright (c) 1993 by Michael Lecuyer.
All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Parts of NetLogo (specifically, the random-gamma primitive) are based on code from the Colt library (http://acs.lbl.gov/~hoschek/colt/). The copyright for that code is as follows:
Copyright 1999 CERN - European Organization for Nuclear Research. Permission to use, copy, modify, distribute and sell this software and its documentation for any purpose is hereby granted without fee, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation. CERN makes no representations about the suitability of this software for any purpose. It is provided "as is" without expressed or implied warranty.
NetLogo uses the Typesafe "Config" library. Copyright (C) 2011-2012 Typesafe Inc. http://typesafe.com The Config library is licensed under the Apache 2.0 License. You may obtain a copy of the license at http://www.apache.org/licenses/LICENSE-2.0.
NetLogo uses the Flexmark library (and extensions) for the info tab. The copyright and license are as follows:
For the system dynamics modeler, NetLogo uses the JHotDraw library, which is Copyright (c) 1996, 1997 by IFA Informatik and Erich Gamma. The library is covered by the GNU LGPL (Lesser General Public License). The text of that license is included in the "docs" folder which accompanies the NetLogo download, and is also available from http://www.gnu.org/copyleft/lesser.html .
For 3D graphics rendering, NetLogo uses JOGL, a Java API for OpenGL, and Gluegen, an automatic code generation tool. For more information about JOGL and Gluegen, see jogamp.org/. Both libraries are distributed under the BSD license:
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
The views and conclusions contained in the software and documentation are those of the authors and should not be interpreted as representing official policies, either expressed or implied, of JogAmp Community.
You can address the JogAmp Community via: Web http://jogamp.org/ Forum/Mailinglist http://forum.jogamp.org Chatrooms IRC irc.freenode.net #jogamp Jabber conference.jabber.org room: jogamp (deprecated!) Repository http://jogamp.org/git/ Email mediastream _at_ jogamp _dot_ org
For 3D matrix operations, NetLogo uses the Matrix3D class. It is distributed under the following license:
Sun grants you ("Licensee") a non-exclusive, royalty free, license to use, modify and redistribute this software in source and binary code form, provided that i) this copyright notice and license appear on all copies of the software; and ii) Licensee does not utilize the software in a manner which is disparaging to Sun.
This software is provided "AS IS," without a warranty of any kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
This software is not designed or intended for use in on-line control of aircraft, air traffic, aircraft navigation or aircraft communications; or in the design, construction, operation or maintenance of any nuclear facility. Licensee represents and warrants that it will not use or redistribute the Software for such purposes.
For Java bytecode generation, NetLogo uses the ASM library. It is distributed under the following license:
Copyright (c) 2000-2011 INRIA, France Telecom. All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
3. Neither the name of the copyright holders nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
For dependency injection, NetLogo uses the PicoContainer library. The copyright and license for the library are as follows:
Copyright (c) 2004-2011, PicoContainer Organization All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
For reading models, NetLogo uses the Parboiled library. The copyright and license for Parboiled are as follows:
The NetLogo editor uses the RSyntaxTextArea library. The copyright and license are as follows:
The NetLogo vid extension makes use of the JCodec library.
The copyright and license for JCodec are as follows:
NetLogo on Mac OS X makes use of the Java-Objective-C Bridge library. This library was created by Steve Hannah and is distributed under the Apache 2.0 license, available at https://www.apache.org/licenses/LICENSE-2.0.
vid extension makes use of the Webcam-capture library.
The copyright and license for Webcam-capture are as follows:
ls extension makes use of the Guava library.
Guava is released under the Apache License 2.0 (http://www.apache.org/licenses/LICENSE-2.0)
The nw extension makes use of the Gephi library.
Gephi is licensed under the following terms:
The Gephi Consortium elects to use only the GNU General Public License version 3 (GPL) for any software where a choice of GPL license versions are made available with the language indicating that GPLv3 or any later version may be used, or where a choice of which version of the GPL is applied is unspecified.
For more information on the license please see: the Gephi License FAQs.
License headers are available on http://www.opensource.org/licenses/CDDL-1.0 and http://www.gnu.org/licenses/gpl.html.
The NetLogo R Extension is licensed under the following terms:
The NetLogo R Extension makes use of the JNA library. The JNA library is licensed under the following terms: