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.

Jahia Collaborative Source License Recitals Research and Development Use 1) Introduction 2) License Grants 3) Requirements and Responsibilities 4) Versions of the License 5) Disclaimer of Warranty 6) Termination 7) Liability 8) Miscellaneous

NETHACK GENERAL PUBLIC LICENSE (Copyright 1989 M. Stephenson) (Based on the BISON general public license, copyright 1988 Richard M. Stallman) Everyone is permitted to copy and distribute verbatim copies of this license, but changing it is not allowed. You can also use this wording to make the terms for other programs. The license agreements of most software companies keep you at the mercy of those companies. By contrast, our general public license is intended to give everyone the right to share NetHack. To make sure that you get the rights we want you to have, we need to make restrictions that forbid anyone to deny you these rights or to ...

ODC Open Database License (ODbL) Preamble The Open Database License (ODbL) is a license agreement intended to allow users to freely share, modify, and use this Database while maintaining this same freedom for others. Many databases are covered by copyright, and therefore this document licenses these rights. Some jurisdictions, mainly in the European Union, have specific rights that cover databases, and so the ODbL addresses these rights, too. Finally, the ODbL is also an agreement in contract for users of this Database to act in certain ways in return for accessing this Database. Databases can contain a wide variety of types of content (images, audiovisual material, and sounds all in the same database, for example), and s...

The X.Net, Inc. License Copyright (c) 2000-2001 X.Net, Inc. Lafayette, California, USA 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,...

skyBuilders Open Source License Draft Version 1.1 Copyright (c) 1999-2002 skyBuilders.com, Inc. 77 Huron Avenue, Cambridge, MA 02138, USA. All rights reserved. (This license itself may be modified and adapted for non-skyBuilders purposes.) skyBuilders.com, Inc. and all Contributors hereby grant a world-wide, royalty-free, non-exclusive license, subject to third party intellectual property claims, to use, reproduce, modify, display, perform, sublicense and distribute this software (or portions thereof) with or without modifications, and/or as part of a larger work. Neither the name or trademarks of skyBuilders.com nor the names or trademarks of other Contributors may be used to endorse or promote products derived from this so...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

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