Acknowledgements:

  1. ONESWING Viewer for Mac contains an open source product 'CocoaOniguruma'.
    	CocoaOniguruma contains a part of Oniguruma 5.9.1 source code currently.
    	See also the Oniguruma's COPYING file.
    
    	The revised BSD license
    
    	Copyright (c) 2008  Satoshi Nakagawa  
    	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.
    
    	THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
    	
  2. OneSwingViewr for Mac contains an open source product 'Oniguruma'.
    Oniguruma LICENSE
    -----------------
    
    /*-
     * Copyright (c) 2002-2007  K.Kosako  
     * 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.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
     */
    
  3. ONESWING Viewer for Mac contains an open source product 'A strict JSON parser and generator for Objective-C'.
    /*
     Copyright (C) 2009 Stig Brautaset. All rights reserved.
     
     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 author 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.
     */
    
  4. ONESWING Viewer for Mac contains a part of an open source product 'Google Toolbox for Mac'.
    // 
    // GTMDefines.h
    //
    //  Copyright 2008 Google Inc.
    //
    //  Licensed under the Apache License, Version 2.0 (the "License"); you may not
    //  use this file except in compliance with the License.  You may obtain a copy
    //  of the License at
    // 
    //  http://www.apache.org/licenses/LICENSE-2.0
    // 
    //  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.
    //
    

    //
    //  GTMBase64.h
    //
    //  Copyright 2006-2008 Google Inc.
    //
    //  Licensed under the Apache License, Version 2.0 (the "License"); you may not
    //  use this file except in compliance with the License.  You may obtain a copy
    //  of the License at
    // 
    //  http://www.apache.org/licenses/LICENSE-2.0
    // 
    //  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.
    //
    

    //
    //  GTMBase64.m
    //
    //  Copyright 2006-2008 Google Inc.
    //
    //  Licensed under the Apache License, Version 2.0 (the "License"); you may not
    //  use this file except in compliance with the License.  You may obtain a copy
    //  of the License at
    // 
    //  http://www.apache.org/licenses/LICENSE-2.0
    // 
    //  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.
    //
    
  5. ONESWING Viewer for Mac contains a part of an open source product 'RSTLCopyOperation'
    //
    //  RSTLCopyOperation.h
    //
    //  Created by Doug Russell on 2/12/13.
    //  Copyright (c) 2013 Doug Russell. All rights reserved.
    //  
    //  Licensed under the Apache License, Version 2.0 (the "License");
    //  you may not use this file except in compliance with the License.
    //  You may obtain a copy of the License at
    //  
    //  http://www.apache.org/licenses/LICENSE-2.0
    //  
    //  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.
    //  
    
  6. ONESWING Viewer for Mac contains a part of an open source product 'R9HTTPRequest'
    //
    //  R9HTTPRequest.h
    //
    //  Created by 藤田 泰介 on 12/02/25.
    //  Copyright (c) 2012 Revolution 9. All rights reserved.
    //
    
    // Copyright 2012, Revolution9.
    // All rights reserved.
    //
    // 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 Revolution9. 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.
    
  7. ONESWING Viewer for Mac contains a part of an open source product 'Sparkle'
    Copyright (c) 2006 Andy Matuschak
    
    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.
    
    =================
    EXTERNAL LICENSES
    =================
    
    Thanks to Brent Simmons, whose RSS reader class was modi゙ed and used for appcast 
    support. His class is licensed as follows:
    Copyright (c) 2002, Brent Simmons 
    All rights reserved. 
    Redistribution and use in source and binary forms, with or without modi゙cation, 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 ranchero.com or Brent Simmons nor the names of its contributors may be used to endorse 
    or promote products derived from this software without speci゙c prior written permission. 
    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS メAS ISモ 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. 
    
    This project uses software developed by the OpenSSL Project for use in the OpenSSL 
    Toolkit (http://www.openssl.org). This toolkit is licensed as follows: 
    /* ==================================================================== 
    * Copyright (c) 1998-2005 The OpenSSL Project.  All rights reserved. 
    * 
    * Redistribution and use in source and binary forms, with or without 
    * modi゙cation, 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. All advertising materials mentioning features or use of this 
    *    software must display the following acknowledgment: 
    *    メThis product includes software developed by the OpenSSL Project 
    *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)モ 
    * 
    * 4. The names メOpenSSL Toolkitモ and メOpenSSL Projectモ must not be used to 
    *    endorse or promote products derived from this software without 
    *    prior written permission. For written permission, please contact 
    *    openssl-core@openssl.org. 
    * 
    * 5. Products derived from this software may not be called メOpenSSLモ 
    *    nor may メOpenSSLモ appear in their names without prior written 
    *    permission of the OpenSSL Project. 
    * 
    * 6. Redistributions of any form whatsoever must retain the following 
    
    *    acknowledgment: 
    *    メThis product includes software developed by the OpenSSL Project 
    *    for use in the OpenSSL Toolkit (http://www.openssl.org/)モ 
    * 
    * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS ISユユ AND ANY 
    * EXPRESSED 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 OpenSSL PROJECT OR 
    * ITS 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. 
    * ==================================================================== 
    * 
    * This product includes cryptographic software written by Eric Young 
    * (eay@cryptsoft.com).  This product includes software written by Tim 
    * Hudson (tjh@cryptsoft.com). 
    * 
    */
     
    Original SSLeay License 
    /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 
    * All rights reserved. 
    * 
    * This package is an SSL implementation written 
    * by Eric Young (eay@cryptsoft.com). 
    * The implementation was written so as to conform with Netscapes SSL. 
    * 
    * This library is free for commercial and non-commercial use as long as 
    * the following conditions are aheared to.  The following conditions 
    * apply to all code found in this distribution, be it the RC4, RSA, 
    * lhash, DES, etc., code; not just the SSL code.  The SSL documentation 
    * included with this distribution is covered by the same copyright terms 
    * except that the holder is Tim Hudson (tjh@cryptsoft.com). 
    * 
    * Copyright remains Eric Youngユs, and as such any Copyright notices in 
    * the code are not to be removed. 
    * If this package is used in a product, Eric Young should be given attribution 
    * as the author of the parts of the library used. 
    * This can be in the form of a textual message at program startup or 
    * in documentation (online or textual) provided with the package. 
    * 
    * Redistribution and use in source and binary forms, with or without 
    * modi゙cation, are permitted provided that the following conditions 
    * are met: 
    * 1. Redistributions of source code must retain the 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. All advertising materials mentioning features or use of this software 
    *    must display the following acknowledgement: 
    *    メThis product includes cryptographic software written by 
    *     Eric Young (eay@cryptsoft.com)モ
    *    The word ヤcryptographicユ can be left out if the rouines from the library 
    *    being used are not cryptographic related :-). 
    * 4. If you include any Windows speci゙c code (or a derivative thereof) from 
    *    the apps directory (application code) you must include an acknowledgement: 
    *    メThis product includes software written by Tim Hudson (tjh@cryptsoft.com)モ 
    * 
    * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS ISユユ 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 AUTHOR 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 licence and distribution terms for any publically available version or 
    * derivative of this code cannot be changed.  i.e. this code cannot simply be 
    * copied and put under another distribution licence 
    * [including the GNU Public Licence.] 
    */