Create and validate skills. USE WHEN create skill, new skill, skill structure, canonicalize. SkillSearch('createskill') for docs.
Install
npx skills add danielmiessler/LifeOS --skill createskillnpx skills add danielmiessler/LifeOS --skill createskill -a claude-code -gnpx skills add danielmiessler/LifeOS --skill createskill -a codex -ggemini skills install https://github.com/danielmiessler/LifeOS.git --path Releases/v2.5/.claude/skills/CreateSkillgh skill install danielmiessler/LifeOS createskillgit clone --depth 1 https://github.com/danielmiessler/LifeOS /tmp/danielmiessler__LifeOS
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/danielmiessler__LifeOS/Releases/v2.5/.claude/skills/CreateSkill ~/.claude/skills/createskill # Claude Code
cp -R /tmp/danielmiessler__LifeOS/Releases/v2.5/.claude/skills/CreateSkill ~/.agents/skills/createskill # Codex, Cursor, Gemini CLI, Copilot, OpenCode