Open Source Software Licensing Page - Some very interesting articles on free software licensing: history, forms, and problems, seen from a commercial view. Links to some license texts and important open source sites. |
| Affero - General Public License - Copyleft license, derived from the GNU-GPL, designed to protect software distributed as web services. |
| Against DRM 2.0 - A free copyleft license for artworks, which forbids DRM. Includes licence text, FAQ, and a few translations. |
| Aladdin Free Public License (AFPL) - For Ghostscript, by Aladdin Enterprises. |
| Amoeba copyright notice - A free software OS. |
| Amulet License Agreement - CMU Amulet Toolkit License Agreement. |
| Apache Server Licenses - Overview of the different versions of the Apache licenses. |
| Apple: Apple Public Source License (APSL) - Apple's license for software released as source code. |
| The Artistic License - Perl package license. |
| Bixoft Public License - A proposal for an Open Source license that clearly distinguishes between software programs and programming tools. |
| BSD: 4.4BSD Copyright - License for 4.4BSD. |
| BSD: FreeBSD Copyright - License for FreeBSD operating system. |
| BSD: NetBSD Licensing and Redistribution - License patterned after FreeBSD Copyright. |
| BSD: OpenBSD Copyright Policy - License and background on Berkeley Computer Systems Research Group copyrights. |
| Christian Software Public License (CSPL) - Christianized variant of BSD license. |
| Creative Commons - A non-profit that offers an alternative to full copyright. Offering work under a Creative Commons license does not mean giving up copyright. It means offering some of an author's rights to any taker, and only on certain conditions. |
| Debian Social Contract - License for Debian GNU/Linux. |
| E Licenses - Mozilla or Mozilla compatible, for E programming language. |
| eCos License Overview - Summary of license for Red Hat eCos operating system. |
| Eiffel: ISE Free Eiffel Library License (IFELL) - For the EiffelBase library. |
| Freshmeat - Listings of browseable licenses and articles. |
| GNU Free Documentation License - A version of the GPL for reference material. |
| GNU General Public License (GPL) - One standard for licensing free software. |
| GNU Lesser General Public License (LGPL) - Formerly: GNU Library GPL. |
| GNU: List of Licenses - Various licenses and comments about them. |
| IBM - Common Public License (CPL) - Open source software license. |
| LaTeX Project Public License - Particularly suited for TeX-related programs. |
| Liberal Source Software (LSS) - Hybrid licensing model, between free and commercial software licenses. |
| License information for Xinu software - License for the XINU operating system |
| Lua Copyright notice - From Brazil, programming language framework. |
| Lucent Technologies, Inc. - Plan 9 Open Source license agreement |
| Mozart License Agreement - Mozart: an implementation of Oz 3 programming language. |
| Mozilla and Netscape Public Licenses - Describes the licensing policy of the Mozilla Foundation, with the full texts of the various licenses, and FAQs. |
| Mozilla Public License Version 1.0 - Follows the Debian Free Software guidelines. |
| MySQL - Complex hybrid license: public domain, GPL, LGPL, Open Source, commercial. |
| Open Group Public License - Open Motif Graphical GUI Software, Public End User License. |
| Open Source Initiative - Licenses - Copies of licenses approved by the Open Source Initiative. |
| OpenSource.org: Open Source Definition - Not a license itself, but a definition of what conditions a license must fulfill in order to be termed an Open Source license. |
| PHP Licence Information - Covers licensing issues for developers distributing applications in PHP. Includes links to annotated version of the relevant licenses and other related resources. |
| Quick Reference Guide - A chart comparing attributes of major licenses, including the option to select your bias. |
| RTEMS License Information - RTEMS open source real-time operating system uses GNU Public License (GPL), except for some special, very limited exceptions. |
| Ruby License - Dual terms: use GPL terms or its own terms. |
| Squeak License - License for the Squeak software suite, mainly provided by Apple. |
| Trolltech: Q Public License (QPL) - License for the Qt Free Edition. |
| Understanding Open Source and Free Software Licensing - Full text of the book by Andrew M. St. Laurent. [PDF] |
| Vita Nuova Inferno Subscription License - Fee based, partly open source, for Lucent network OS. |
| W3C IPR Software Notice - W3C = World Wide Web Consortium, one of the Internet's main standard-setting bodies. |
| x-kernel Copyright Notice - Arizona Board of Regents, University of Arizona. |
| Zope Public License (ZPL) - Patterned after Apache license. |
