将调研、概念架构、体验诊断、验证计划、脑图/xmind/系统设计图、已有策划案和生产约束收束为商业游戏策划案、独立游戏设计案、立项评审稿、发行/投资 pitch 或 vertical slice 设计文档。适用于一句话创意先经 game-concept-architect 生成概念契约后再成案、玩法/系统脑图转可落地策划案、审核并改进已有策划案。强调证据边界、受众与商业适配、scope gate、里程碑、风险、决策请求和下一步投入条件；不替代上游创意生成或体验诊断。
Install
npx skills add DY-2026/GameDesignOS --skill game-design-proposal-writernpx skills add DY-2026/GameDesignOS --skill game-design-proposal-writer -a claude-code -gnpx skills add DY-2026/GameDesignOS --skill game-design-proposal-writer -a codex -ggemini skills install https://github.com/DY-2026/GameDesignOS.git --path game-design-proposal-writergh skill install DY-2026/GameDesignOS game-design-proposal-writergit clone --depth 1 https://github.com/DY-2026/GameDesignOS /tmp/DY-2026__GameDesignOS
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/DY-2026__GameDesignOS/game-design-proposal-writer ~/.claude/skills/game-design-proposal-writer # Claude Code
cp -R /tmp/DY-2026__GameDesignOS/game-design-proposal-writer ~/.agents/skills/game-design-proposal-writer # Codex, Cursor, Gemini CLI, Copilot, OpenCode