Welcome to CopyLeftLicense.com! Here you will find an archive of all the copyleft and open source licenses that have been published in the past. From Beerware Licensing, where you need to buy a beer for the open source programmer if you see them in a bar, to the fine-tuned and legally-curated Berkeley Software Distribution (BSD) License, we have it all. By knowing where we've come from, we might be able to learn where to go!

This archive contains 729 texts, with 682,528 words or 4,889,496 characters.

Licenses : Open Source and CopyLeft Licenses

A collection of open source and copyleft licenses.

COPYRIGHT The following is a notice of limited availability of the code, and disclaimer which must be included in the prologue of the code and in all source listings of the code. Copyright Notice + 2002 University of Chicago Permission is hereby granted to use, reproduce, prepare derivative works, and to redistribute to others. This software was authored by: Argonne National Laboratory Group W. Gropp: (630) 252-4318; FAX: (630) 252-5986; e-mail: gropp@mcs.anl.gov E. Lusk: (630) 252-7852; FAX: (630) 252-5986; e-mail: lusk@mcs.anl.gov Mathematics and Computer Science Division Argonne National Laboratory, Argonne IL 60439 GOVERNMENT LICENSE Portions of this material resulted from work developed under a U.S. Government C...

ALTERNATE ROUTE OPEN SOURCE LICENSE Version 1.1 Copyright © 1999-2001 Washington State Department of Transportation, Bridge and Structures Office Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed.   With this License, the Bridge and Structures Office of the Washington State Department of Transportation (WSDOT) is supporting open source software concepts, while including appropriate warranty and liability provisions designed to protect itself from any claims relating to software program output. The following excerpt from the GNU General Public License is consistent with WSDOT's commitment to open source software. The licenses for most softwa...

Creative Commons Corporation (“Creative Commons”) is not a law firm and does not provide legal services or legal advice. Distribution of Creative Commons public licenses does not create a lawyer-client or other relationship. Creative Commons makes its licenses and related information available on an “as-is” basis. Creative Commons gives no warranties regarding its licenses, any material licensed under their terms and conditions, or any related information. Creative Commons disclaims all liability for damages resulting from their use to the fullest extent possible. Using Creative Commons Public Licenses Creative Commons public licenses provide a standard set of terms and conditions that creators and other rig...

This is free and unencumbered software released into the public domain. Anyone is free to copy, modify, publish, use, compile, sell, or distribute this software, either in source code form or as a compiled binary, for any purpose, commercial or non-commercial, and by any means. In jurisdictions that recognize copyright laws, the author or authors of this software dedicate any and all copyright interest in the software to the public domain. We make this dedication for the benefit of the public at large and to the detriment of our heirs and successors. We intend this dedication to be an overt act of relinquishment in perpetuity of all present and future rights to this software under copyright law. THE SOFTWARE IS PROVIDED "AS IS", W...

Copyright (c) 1998-2011 The OpenSSL Project. 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. 3. All advertising materials mentioning features or use of this software must display the following acknowledgment: "This product includes software developed by the OpenSSL Project for us...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

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