Use when touching retiring old logic, collapsing duplicate owners, removing fallbacks, or schema/persistence/source-of-truth boundaries; identify opportunities automatically; destructive execution requires explicit confirmation.
Install
npx skills add GanyuanRan/Aegis --skill anti-entropy-governancenpx skills add GanyuanRan/Aegis --skill anti-entropy-governance -a claude-code -gnpx skills add GanyuanRan/Aegis --skill anti-entropy-governance -a codex -ggemini skills install https://github.com/GanyuanRan/Aegis.git --path skills/anti-entropy-governancegh skill install GanyuanRan/Aegis anti-entropy-governancegit clone --depth 1 https://github.com/GanyuanRan/Aegis /tmp/GanyuanRan__Aegis
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/GanyuanRan__Aegis/skills/anti-entropy-governance ~/.claude/skills/anti-entropy-governance # Claude Code
cp -R /tmp/GanyuanRan__Aegis/skills/anti-entropy-governance ~/.agents/skills/anti-entropy-governance # Codex, Cursor, Gemini CLI, Copilot, OpenCode