Open Game Systems: Difference between revisions

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In other words, if something is available under an open license, I can use and re-use it for free, as long as I respect the restrictions laid out in the license, without having to contact the author.
In other words, if something is available under an open license, I can use and re-use it for free, as long as I respect the restrictions laid out in the license, without having to contact the author.


'' Retro-Clones ''
= Retro-Clones =


Retro-clones are new games that are compatible with games that are now out-of-print. They are listed separately to the other games.
''Retro-clones'' are new games that are compatible with games that are now out-of-print. They are listed separately to the other games.


= The List: =
= The List: =
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The following systems are available under an open license and are thus free to use in your own publications. (Though with varying restriction on the use of the material.)  
The following systems are available under an open license and are thus free to use in your own publications. (Though with varying restriction on the use of the material.)  


'''[[Retro-Clones]]
'''Retro-Clones
* [[OSRIC]] ([http://www.knights-n-knaves.com/osric download]) (OGL and OSRIC Open License) (based on 1E D&D)
* [[OSRIC]] ([http://www.knights-n-knaves.com/osric download]) (OGL and OSRIC Open License) (based on 1E D&D)
* [[Labyrinth Lord]] ([http://www.goblinoidgames.com/labyrinthlord.htm download]) (OGL and [http://www.goblinoidgames.com/ll_license1.zip Labyrinth Lord Trademark License]) (based on B/E D&D)
* [[Labyrinth Lord]] ([http://www.goblinoidgames.com/labyrinthlord.htm download]) (OGL and [http://www.goblinoidgames.com/ll_license1.zip Labyrinth Lord Trademark License]) (based on B/E D&D)
* [[Swords & Wizardry]] ([http://www.swordsandwizardry.com/?page_id=4 Swords & Wizardry Core Rules]) (OGL and the Swords & Wizardry Compatability Statement License) (based on 0E D&D)
* [[Swords & Wizardry]] ([http://www.swordsandwizardry.com/?page_id=4 download]) (OGL and the Swords & Wizardry Compatability Statement License) (based on 0E D&D)
* [[Swords & Wizardry Whitebox]] ([http://www.swordsandwizardry.com/?page_id=6 Swords & Wizardry Whitebox]) (OGL and the Swords & Wizardry Compatability Statement License) (based on whitebox D&D)
* [[Swords & Wizardry Whitebox]] ([http://www.swordsandwizardry.com/?page_id=6 download]) (OGL and the Swords & Wizardry Compatability Statement License) (based on whitebox D&D)
* [[4C System]] ([http://hazardstudio.net/sitebuildercontent/sitebuilderfiles/4csystem.zip 4C System]) (Public Domain; Direct link to file) (based on the Marvel RPG)
* [[4C System]] ([http://hazardstudio.net/sitebuildercontent/sitebuilderfiles/4csystem.zip download]) (Public Domain; Direct link to file) (based on the Marvel RPG)
* [[Warrior & Wizard]] ([http://docs.google.com/Doc?docid=dcsfz7gv_9gzdh7hdz&hl=en Warrior & Wizard]) (Creative Commons Attribution-ShareAlike; Direct link to file) (based on The Fantasy Trip)
* [[Warrior & Wizard]] ([http://docs.google.com/Doc?docid=dcsfz7gv_9gzdh7hdz&hl=en download]) (Creative Commons Attribution-ShareAlike; Direct link to file) (based on The Fantasy Trip)


'''[[Open Game License]] ([http://www.wizards.com/d20/files/OGLv1.0a.rtf Direct Link])'''
'''[[Open Game License]] ([http://www.wizards.com/d20/files/OGLv1.0a.rtf Direct Link])'''
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These games release their material as Open Game Content, but also provide another, more restricted, license to allow publishers to refer to Product Identity.
These games release their material as Open Game Content, but also provide another, more restricted, license to allow publishers to refer to Product Identity.
* [http://www.wizards.com/default.asp?x=d20/article/srd35 d20 System 3.5 SRD], Dungeons and Dragons (OGL and d20 System License)
* [http://www.wizards.com/default.asp?x=d20/article/srd35 d20 System 3.5 SRD], [[Dungeons and Dragons]] (OGL and d20 System License)
* [http://www.goblinoidgames.com/mutantfuture.htm Mutant Future] (OGL and Mutant Future Trademark License)
* [http://www.goblinoidgames.com/mutantfuture.htm Mutant Future] (OGL and Mutant Future Trademark License)
* [http://www.goblinoidgames.com/gore.htm GORE] (OGL and GORE License)
* [http://www.goblinoidgames.com/gore.htm GORE] (OGL and GORE License)

Revision as of 10:47, 22 May 2009


This page collects all the games under an open license like the Open Game License and various Creative Commons Licenses.

Definition: What is an Open License?

This page operates under the following definition:

"An Open License allows the free and perpetual re-use of original material by anybody willing to follow the restrictions of said license, without an explicit contact or negotiation between original author and licensee."

In other words, if something is available under an open license, I can use and re-use it for free, as long as I respect the restrictions laid out in the license, without having to contact the author.

Retro-Clones

Retro-clones are new games that are compatible with games that are now out-of-print. They are listed separately to the other games.

The List:

The following systems are available under an open license and are thus free to use in your own publications. (Though with varying restriction on the use of the material.)

Retro-Clones

Open Game License (Direct Link)

Open Game License and Another License

These games release their material as Open Game Content, but also provide another, more restricted, license to allow publishers to refer to Product Identity.

Creative Commons Licenses

GNU free documentation license

Other

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