CopyLeft License : Every Open Source License

Copyright 1995 by Wietse Venema. All rights reserved. Some individual files may be covered by other copyrights. This material was originally written and compiled by Wietse Venema at Eindhoven University of Technology, The Netherlands, in 1990, 1991, 1992, 1993, 1994 and 1995. Redistribution and use in source and binary forms, with or without modification, are permitted provided that this entire copyright notice is duplicated in all such copies. This software is provided "as is" and without any expressed or implied warranties, including, without limitation, the implied warranties of merchantibility and fitness for any particular purpose.

CNRI OPEN SOURCE GPL-COMPATIBLE LICENSE AGREEMENT IMPORTANT: PLEASE READ THE FOLLOWING AGREEMENT CAREFULLY. BY CLICKING ON "ACCEPT" WHERE INDICATED BELOW, OR BY COPYING, INSTALLING OR OTHERWISE USING PYTHON 1.6.1 SOFTWARE, YOU ARE DEEMED TO HAVE AGREED TO THE TERMS AND CONDITIONS OF THIS LICENSE AGREEMENT. 1. This LICENSE AGREEMENT is between the Corporation for National Research Initiatives, having an office at 1895 Preston White Drive, Reston, VA 20191 ("CNRI"), and the Individual or Organization ("Licensee") accessing and otherwise using Python 1.6.1 software in source or binary form and its associated documentation. 2. Subject to the terms and conditions of this License Agreement, CNRI hereby grants Licensee a nonexclusive, r...

Copyright (C) 2001 Leptonica. All rights reserved. This software is distributed in the hope that it will be useful, but with NO WARRANTY OF ANY KIND. No author or distributor accepts responsibility to anyone for the consequences of using this software, or for whether it serves any particular purpose or works at all, unless he or she says so in writing. Everyone is granted permission to copy, modify and redistribute this source code, for commercial or non-commercial purposes, with the following restrictions: (1) the origin of this source code must not be misrepresented; (2) modified versions must be plainly marked as such; and (3) this notice may not be removed or altered from any source or modified source distribution.

ORIGINAL LICENSE: This software is (c) Copyright 1992 by Panagiotis Tsirigotis The author (Panagiotis Tsirigotis) grants permission to use, copy, and distribute this software and its documentation for any purpose and without fee, provided that the above copyright notice extant in files in this distribution is not removed from files included in any redistribution and that this copyright notice is also included in any redistribution. Modifications to this software may be distributed, either by distributing the modified software or by distributing patches to the original software, under the following additional terms: 1. The version number will be modified as follows: a. The first 3 components of the version number (i.e ...

Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All rights reserved. License to copy and use this software is granted provided that it is identified as the "RSA Data Security, Inc. MD5 Message-Digest Algorithm" in all material mentioning or referencing this software or this function. License is also granted to make and use derivative works provided that such works are identified as "derived from the RSA Data Security, Inc. MD5 Message-Digest Algorithm" in all material mentioning or referencing the derived work. RSA Data Security, Inc. makes no representations concerning either the merchantability of this software or the suitability of this software for any particular purpose. It is provided "as is" without expres...