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.

License for Lua 4.0 and earlier versions Copyright © 1994–2002 Tecgraf, PUC-Rio. Permission is hereby granted, without written agreement and without license or royalty fees, to use, copy, modify, translate, and distribute this software and its documentation (hereby called the "package") for any purpose, including commercial applications, subject to the following conditions: The above copyright notice and this permission notice shall appear in all copies or substantial portions of this package. The origin of this package must not be misrepresented; you must not claim that you wrote the original package. If you use this package in a product, an acknowledgment in the product documentation would be greatl...

February 2002 Preamble -------- The Berkeley Software Distribution ("BSD") license has proven very effective over the years at allowing for a wide spread of work throughout both commercial and non-commercial products. For programmers whose primary intention is to improve the general quality of available software, it is arguable that there is no better license than the BSD license, as it permits improvements to be used wherever they will help, without idealogical or metallic constraint. This is of particular value to those who produce reference implementations of proposed standards: The case of TCP/IP clearly illustrates that freely and universally available implementations leads the rapid acceptance of standards -- often even be...

Attribution Assurance License Copyright (c) 2002 by AUTHOR PROFESSIONAL IDENTIFICATION * URL "PROMOTIONAL SLOGAN FOR AUTHOR'S PROFESSIONAL PRACTICE" All Rights Reserved ATTRIBUTION ASSURANCE LICENSE (adapted from the original BSD license) Redistribution and use in source and binary forms, with or without modification, are permitted provided that the conditions below are met. These conditions require a modest attribution to (the "Author"), who hopes that its promotional value may help justify the thousands of dollars in otherwise billable time invested in writing this and other freely available, open-source software. 1. Redistributions of source code, in whole or part and with or without modification (the "Code"), must pro...

Contents Preamble Warranty Distribution Notes LPPL Version 1.0 1999-03-01 Copyright 1999 LaTeX3 Project Everyone is permitted to copy and distribute verbatim copies of this license document, but modification is not allowed. PREAMBLE The LaTeX Project Public License (LPPL) is the license under which the base LaTeX distribution is distributed. As described below you may use this licence for any software that you wish to distribute. It may be particularly suitable if your software is TeX related (such as a LaTeX package file) but it may be used for any software, even if it is unrelated to TeX. To use this license, the files of your distribution ...

Allegro 4 (the giftware license) Allegro is gift-ware. It was created by a number of people working in cooperation, and is given to you freely as a gift. You may use, modify, redistribute, and generally hack it about in any way you like, and you do not have to give us anything in return. However, if you like this product you are encouraged to thank us by making a return gift to the Allegro community. This could be by writing an add-on package, providing a useful bug report, making an improvement to the library, or perhaps just releasing the sources of your program so that other people can learn from them. If you redistribute parts of this code or make a game using it, it would be nice if you mentioned Allegro somewhere in the credits, ...

People : Open Source Enthusiasts

A collection of open source and copyleft license writers.

Home|About|Contact|Privacy Policy