natural

"Natural" is a general natural language facility for nodejs. It offers a broad range of functionalities for natural language processing. Documentation can be found here on GitHub Pages.

Open source licenses

Natural: MIT License

Copyright (c) 2011, 2012 Chris Umbel, Rob Ellis, Russell Mull, Hugo W.L. ter Doest

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.

WordNet License

This license is available as the file LICENSE in any downloaded version of WordNet.
WordNet 3.0 license: (Download)

WordNet Release 3.0 This software and database is being provided to you, the
LICENSEE, by Princeton University under the following license. By obtaining,
using and/or copying this software and database, you agree that you have read,
understood, and will comply with these terms and conditions.: Permission to use,
copy, modify and distribute this software and database and its documentation for
any purpose and without fee or royalty is hereby granted, provided that you
agree to comply with the following copyright notice and statements, including
the disclaimer, and that the same appear on ALL copies of the software, database
and documentation, including modifications that you make for internal use or for
distribution. WordNet 3.0 Copyright 2006 by Princeton University. All rights
reserved. THIS SOFTWARE AND DATABASE IS PROVIDED "AS IS" AND PRINCETON
UNIVERSITY MAKES NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED. BY WAY OF
EXAMPLE, BUT NOT LIMITATION, PRINCETON UNIVERSITY MAKES NO REPRESENTATIONS OR
WARRANTIES OF MERCHANT- ABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE OR THAT
THE USE OF THE LICENSED SOFTWARE, DATABASE OR DOCUMENTATION WILL NOT INFRINGE
ANY THIRD PARTY PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS. The name of
Princeton University or Princeton may not be used in advertising or publicity
pertaining to distribution of the software and/or database. Title to copyright
in this software, database and any associated documentation shall at all times
remain with Princeton University and LICENSEE agrees to preserve same.

Porter stemmer German: BSD License

The Porter stemmer for German is licensed by a BSD license. It states Standard BSD License in the source code, interpreted as the original BSD license consisting of four clauses.