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Impresa Modular Roleplaying System - http://www.pigames.net/impresa.php
Modular RPG construction set. Free express rules for download include open collaborative license. |
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GURPS Lite - http://www.sjgames.com/gurps/lite/
Free 32 page PDF version of the GURPS rules. "Covers the essentials of character creation, combat, success rolls, magic, adventuring, and game mastering." |
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The Window - http://www.mimgames.com/window/
Flexible, modular rules built around three gaming precepts. |
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DUDE Role-Playing Game - http://kuoi.asui.uidaho.edu/~kamikaze/DUDE/
This diceless universal determination engine is a one-stat, cinematic, freeform RPG, with several sourcebooks. |
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Cosmic Synchronicity RPG - http://www.fantasylibrary.com/lounge/cosmic/cosmic.htm
A free RPG that incorporates concepts of Jungian psychology and Robert Anton Wilson's writings to produce a multi-genre cross-worlds playing environment. |
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Nuelow - http://kuoi.asui.uidaho.edu/~kamikaze/Nuelow/
Series of interlocking games that focus a little more on love (both in the ideal and carnal sense) than those that have proceeded it. |
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Shadows - http://www.harlekin-maus.com/games/shadows/shadows.html
Simple yet powerful roleplaying for all ages. |
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OPIGS Supers - http://www.homebrew.net/games/opigs.supers.html
One page gaming system for super heroes. |
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Oroborus multi-genre RPG - http://www.ragnarokpress.com/oroborus/
Rules light, point allocation, skill based game from Ragnarok Press. |
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Alpha-Zulu Games - http://www.alphazulugames.com/
Contains to free games: Alternacy, featuring character-driven skill development; and Mnemonic, a minimal rules, memorizable system designed for portability. |
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Fantastic Realities - http://jeremy.gagliardi.com/Real-Playing/
Works with any time period and genre, includes 16 species, magic and monster systems, and realistic rules all of which are optional. |
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3Muse D6 RPG System - http://3muse.tripod.com/
Free multigenere RPG system. Currently has fantasy and SuperHeroe rules. |
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Paradox - http://www.faight.net/html/paradox.html
A multi-genre system. Basic and Advanced rule books are available free for download. |
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Alternate Realities - http://www.karimnassar.com/AR/
A free universal RPG by Carter Butts, Karim Nassar, and Brian Rayburn. Approx. 88 pages (HTML, MS Word, Postscript). |
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The Ladder - http://www.geocities.com/mithrapolis/ladder.html
A generic rules-lite roleplaying game that utilises neat little character descriptions and a five-rung ladder of task results as the core mechanic. |
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Simple Rules Engine - http://dmsteve-jp.tripod.com/
A two page generic skill and attribute based roleplaying engine, focused on characters and stories. |
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Dramats Personae - http://www.malaan.com/dramatis/dramatis.htm
Free simple role-playing system; there are no statistics, little math, no complex charts of equipment, and no magic. Characters represent skilled, but human (or roughly human), beings and have to use their wits rather than their powers, attributes or magic items to succeed. |
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Cyno's Roleplay - http://cynosurex.granax.com/Cyno's%20Role-Play/
A universal RPG by Chieh Cheng. Approx. 33 pages HTML rules, plus four approx. 10-15 page genre books (fantasy, modern, near-future). |
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ToAd - http://www.talesofadventure.net/1whatsnew/
A model reality kit, where what seems real is real. |
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Universal - http://www.angelfire.com/games4/doctorwhoeyespy/index.html
Features a free, universal roleplaying game system. Also includes supplements for the fantasy and Doctor Who genres. |