CopyLeft License : Every Open Source License

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.

The FreeCard exception from the GPL If you intend to contribute to FreeCard, you have to place your contribution either under the GNU General Public License (GPL) or the GNU Lesser General Public License (LGPL). The best way to do this is to add the following notice to your contribution's readme file or add it as a comment to the start of any source code files you may be submitting: is (c) Copyright by . It is free software; you can distribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. As a special exception, you may publish an integrated combin...

Eiffel Forum License, version 2 Permission is hereby granted to use, copy, modify and/or distribute this package, provided that: copyright notices are retained unchanged, any distribution of this package, whether modified or not, includes this license text. Permission is hereby also granted to distribute binary programs which depend on this package. If the binary program depends on a modified version of this package, you are encouraged to publicly release the modified version of this package. *********************** THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT WARRANTY. ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR ...

CeCILL-B FREE SOFTWARE LICENSE AGREEMENT Notice This Agreement is a Free Software license agreement that is the result of discussions between its authors in order to ensure compliance with the two main principles guiding its drafting: firstly, compliance with the principles governing the distribution of Free Software: access to source code, broad rights granted to users, secondly, the election of a governing law, French law, with which it is conformant, both as regards the law of torts and intellectual property law, and the protection that it offers to both authors and holders of the economic rights over software. The authors of the CeCILL-B1 license are: Commissariat à l'Energie Atomique - ...

-------------------------------------------------------------------- The PHP License, version 3.01 Copyright (c) 1999 - 2010 The PHP Group. All rights reserved. -------------------------------------------------------------------- Redistribution and use in source and binary forms, with or without modification, is 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. The name "P...

Open Publication License v1.0, 8 June 1999 I. REQUIREMENTS ON BOTH UNMODIFIED AND MODIFIED VERSIONS The Open Publication works may be reproduced and distributed in whole or in part, in any medium physical or electronic, provided that the terms of this license are adhered to, and that this license or an incorporation of it by reference (with any options elected by the author(s) and/or publisher) is displayed in the reproduction. Proper form for an incorporation by reference is as follows: Copyright (c) by

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

Berry, Karl

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