PinyinTones is released under the Microsoft Public License.
Copyright © 2010-2012 Tao Yue.  All rights reserved.
Portions Copyright © 2003 Microsoft Corporation.  All rights reserved.

Microsoft Public License (Ms-PL)

This license governs use of the accompanying software. If you use the 
software, you accept this license. If you do not accept the license, do 
not use the software. 

Definitions 

The terms "reproduce," "reproduction," "derivative works," and 
"distribution" have the same meaning here as under U.S. copyright law. 

A "contributor" is any person that distributes its contribution under 
this license. 

"Licensed patents" are a contributor's patent claims that read directly 
on its contribution. 

Grant of Rights 

(A) Copyright Grant- Subject to the terms of this license, including the 
license conditions and limitations in section 3, each contributor grants 
you a non-exclusive, worldwide, royalty-free copyright license to 
reproduce its contribution, prepare derivative works of its 
contribution, and distribute its contribution or any derivative works 
that you create. 

(B) Patent Grant- Subject to the terms of this license, including the 
license conditions and limitations in section 3, each contributor grants 
you a non-exclusive, worldwide, royalty-free license under its licensed 
patents to make, have made, use, sell, offer for sale, import, and/or 
otherwise dispose of its contribution in the software or derivative 
works of the contribution in the software. 

Conditions and Limitations 

(A) No Trademark License- This license does not grant you rights to use 
any contributors' name, logo, or trademarks. 

(B) If you bring a patent claim against any contributor over patents 
that you claim are infringed by the software, your patent license from 
such contributor to the software ends automatically. 

(C) If you distribute any portion of the software, you must retain all 
copyright, patent, trademark, and attribution notices that are present 
in the software. 

(D) If you distribute any portion of the software in source code form, 
you may do so only under this license by including a complete copy of 
this license with your distribution. If you distribute any portion of 
the software in compiled or object code form, you may only do so under a 
license that complies with this license. 

(E) The software is licensed "as-is." You bear the risk of using it. The 
contributors give no express warranties, guarantees, or conditions. You 
may have additional consumer rights under your local laws which this 
license cannot change. To the extent permitted under your local laws, 
the contributors exclude the implied warranties of merchantability, 
fitness for a particular purpose and non-infringement.