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 Clarified Artistic License Preamble The intent of this document is to state the conditions under which a Package may be copied, such that the Copyright Holder maintains some semblance of artistic control over the development of the package, while giving the users of the package the right to use and distribute the Package in a more-or-less customary fashion, plus the right to make reasonable modifications. Definitions: "Package" refers to the collection of files distributed by the Copyright Holder, and derivatives of that collection of files created through textual modification. "Standard Version" refers to such a Package if it has not been modified, or has been modified in accordance with the wishes of the Copyrig...

Artistic License 2.0 Copyright (c) 2000-2006, The Perl Foundation. Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed. Preamble This license establishes the terms under which a given free software Package may be copied, modified, distributed, and/or redistributed. The intent is that the Copyright Holder maintains some artistic control over the development of that Package while still keeping the Package available as open source and free software. You are always permitted to make arrangements wholly outside of this license directly with the Copyright Holder of a given Package. If the terms of this license do not permit the full use that you propose to ma...

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...

VOSTROM Public License for Open Source Copyright (c) 2007 VOSTROM Holdings, Inc. This VOSTROM Holdings, Inc. (VOSTROM) Distribution (code and documentation) is made available to the open source community as a public service by VOSTROM. Contact VOSTROM at license@vostrom.com for information on other licensing arrangements (e.g. for use in proprietary applications). Under this license, this Distribution may be modified and the original version and modified versions may be copied, distributed, publicly displayed and performed provided that the following conditions are met: 1. Modified versions are distributed with source code and documentation and with permission for others to use any code and documentation (whether in original or m...

Open Source Initiative OSI - Adaptive Public License 1.0 ADAPTIVE PUBLIC LICENSE Version 1.0 THE LICENSED WORK IS PROVIDED UNDER THE TERMS OF THIS ADAPTIVE PUBLIC LICENSE ("LICENSE"). ANY USE, REPRODUCTION OR DISTRIBUTION OF THE LICENSED WORK CONSTITUTES RECIPIENT'S ACCEPTANCE OF THIS LICENSE AND ITS TERMS, WHETHER OR NOT SUCH RECIPIENT READS THE TERMS OF THIS LICENSE. "LICENSED WORK" AND "RECIPIENT" ARE DEFINED BELOW. IMPORTANT NOTE: This License is "adaptive", and the generic version or another version of an Adaptive Public License should not be relied upon to determine your rights and obligations under this License. You must...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

Home|About|Contact|Privacy Policy