Open Source Software Licensing Page     www.stromian.com/Open_Source_Licensing.htm 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  www.affero.org/oagpl.html Copyleft license, derived from the GNU-GPL, designed to protect software distributed as web services.

Against DRM 2.0  www.freecreations.org A free copyleft license for artworks, which forbids DRM. Includes licence text, FAQ, and a few translations.

Aladdin Free Public License (AFPL)  ftp://ftp.cs.wisc.edu/ghost/aladdin/PUBLIC For Ghostscript, by Aladdin Enterprises.

Amoeba copyright notice  www.cs.vu.nl/pub/amoeba/COPYRIGHT A free software OS.

Amulet License Agreement  www.cs.cmu.edu/afs/cs/project/amulet/amulet3/manual/overview.html#1002… CMU Amulet Toolkit License Agreement.

Apache Server Licenses  www.apache.org/licenses Overview of the different versions of the Apache licenses.

Apple: Apple Public Source License (APSL)  www.publicsource.apple.com/apsl Apple's license for software released as source code.

The Artistic License  www.opensource.org/licenses/artistic-license.php Perl package license.

Bixoft Public License  www.bixoft.nl/english/license.htm A proposal for an Open Source license that clearly distinguishes between software programs and programming tools.

BSD: 4.4BSD Copyright  www.freebsd.org/copyright/license.html License for 4.4BSD.

BSD: FreeBSD Copyright  www.freebsd.org/copyright/freebsd-license.html License for FreeBSD operating system.

BSD: NetBSD Licensing and Redistribution  www.netbsd.org/about/redistribution.html License patterned after FreeBSD Copyright.

BSD: OpenBSD Copyright Policy  www.openbsd.org/policy.html License and background on Berkeley Computer Systems Research Group copyrights.

Christian Software Public License (CSPL)  www.geocities.com/ResearchTriangle/Node/4081/cspl.html Christianized variant of BSD license.

Creative Commons  creativecommons.org 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  www.debian.org/social_contract.html License for Debian GNU/Linux.

E Licenses  www.erights.org/download/licenses.html Mozilla or Mozilla compatible, for E programming language.

eCos License Overview  ecos.sourceware.org/license-overview.html Summary of license for Red Hat eCos operating system.

Eiffel: ISE Free Eiffel Library License (IFELL)  archive.eiffel.com/products/base/license.html For the EiffelBase library.

Freshmeat  freshmeat.net/browse/13/?topic_id=13 Listings of browseable licenses and articles.

GNU Free Documentation License  www.gnu.org/copyleft/fdl.html A version of the GPL for reference material.

GNU General Public License (GPL)  www.gnu.org/copyleft/gpl.html One standard for licensing free software.

GNU Lesser General Public License (LGPL)  www.gnu.org/copyleft/lgpl.html Formerly: GNU Library GPL.

GNU: List of Licenses  www.gnu.org/philosophy/license-list.html Various licenses and comments about them.

IBM - Common Public License (CPL)  www-128.ibm.com/developerworks/opensource Open source software license.

LaTeX Project Public License  www.latex-project.org/lppl Particularly suited for TeX-related programs.

Liberal Source Software (LSS)  www.vitanuova.com/inferno/liblicence.txt Hybrid licensing model, between free and commercial software licenses.

License information for Xinu software  www.cs.purdue.edu/homes/dec/xlicense.html License for the XINU operating system

Lua Copyright notice  www.lua.org/copyright.html From Brazil, programming language framework.

Lucent Technologies, Inc.  plan9.bell-labs.com/plan9/license.html Plan 9 Open Source license agreement

Mozart License Agreement  www.mozart-oz.org/LICENSE.html Mozart: an implementation of Oz 3 programming language.

Mozilla and Netscape Public Licenses  www.mozilla.org/MPL Describes the licensing policy of the Mozilla Foundation, with the full texts of the various licenses, and FAQs.

Mozilla Public License Version 1.0  www.mozilla.org/MPL/MPL-1.0.html Follows the Debian Free Software guidelines.

MySQL  www.mysql.com/company/legal/licensing Complex hybrid license: public domain, GPL, LGPL, Open Source, commercial.

Open Group Public License  www.opengroup.org/openmotif/license Open Motif Graphical GUI Software, Public End User License.

Open Source Initiative - Licenses  www.opensource.org/licenses Copies of licenses approved by the Open Source Initiative.

OpenSource.org: Open Source Definition  www.opensource.org/docs/osd 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  www.php.net/license 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  pgl.yoyo.org/lqr A chart comparing attributes of major licenses, including the option to select your bias.

RTEMS License Information  www.rtems.com/license/index.html RTEMS open source real-time operating system uses GNU Public License (GPL), except for some special, very limited exceptions.

Ruby License  www.ruby-lang.org/en/LICENSE.txt Dual terms: use GPL terms or its own terms.

Squeak License  squeak.org/SqueakLicense License for the Squeak software suite, mainly provided by Apple.

Understanding Open Source and Free Software Licensing  www.oreilly.com/catalog/osfreesoft/book Full text of the book by Andrew M. St. Laurent. [PDF]

Vita Nuova Inferno Subscription License  www.vitanuova.com/inferno/licence.html Fee based, partly open source, for Lucent network OS.

W3C IPR Software Notice  www.w3.org/Consortium/Legal/copyright-software-19980720 W3C = World Wide Web Consortium, one of the Internet's main standard-setting bodies.

x-kernel Copyright Notice  www.cs.arizona.edu/projects/xkernel/copyright.html Arizona Board of Regents, University of Arizona.

Zope Public License (ZPL)  www.zope.org/Resources/License Patterned after Apache license.