2004 · 替代规则（核心规则变体）
3.5 Conversion Guidelines
This document provides guidelines for converting existing organized-play characters from the d20 System / OGL 3.0 rules to the 3.5 rules. It covers characters from compatible products and specifies that newly created characters cannot be made solely for immediate conversion.
技能型（购买或获得技能）基于属性/数值（STR、CON、PER 等）等级制（获得经验值并升级）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 3.5 Conversion Guidelines
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。