GrooVe IP Credits & Licenses

SIP Protocol

The implementation of SIP protocol in the app is based on JAIN SIP and Tiny SIP. The following notice applies only to those portions of JAIN SIP that were developed at NIST: This software was developed at the Information Technology Laboratory at the National Institute of Standards and Technology, Gaithersburg, Maryland. Pursuant to title 17 Section 105 of the United States Code this software is not subject to copyright protection and is in the public domain. That means you can incorporate it into any product you wish or use it as-is free of any royalty payments or license agreements. If you should do so, we request that you acknowledge NIST. NIST makes no guarantees about the correctness, stability or applicability of this work nor is there any guarantee of continuing support. This work is not an endorsement of any product or protocol. Some tools included in JAIN SIP use technology that was developed by the Apache Software Foundation. The libraries used by these tools are re-distributed in binary form under the Apache Software License a copy of which may be obtained from: The JAIN-SIP API interface specification is the intellectual property of Sun Microsystems. The SDP API interface specification (JSR 141) is the intellectual property of DynamicSoft. It is used here under the JCP license described here: Tiny SIP and some of the source code and samples used in this app are licensed under the Apache 2.0 license. You may obtain a copy of the License at:


Some of the audio processing and acoustic echo canceller software is provided by Speex with the following copyright and licensing information: © 2002-2003, Jean-Marc Valin/Xiph.Org Foundation

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

  • Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
  • 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.
  • Neither the name of the Foundation 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 foundation 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.


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