功能比較

功能	pnpm	Yarn	npm	Notes
工作區支援	✅	✅	✅
隔離式 `node_modules` 資料夾	✅	✅	✅	Default in pnpm.
提升式 `node_modules` 資料夾	✅	✅	✅	Default in npm.
隨插即用	✅	✅	❌	Default in Yarn.
自動安裝同儕節點	✅	❌	✅
零安裝	❌	✅	❌
修補相依性	✅	✅	❌
Managing runtimes	✅	❌	❌
Managing versions of itself	✅	✅	❌
有 lockfile	✅	✅	✅	`pnpm-lock.yaml`, `yarn.lock`, `package-lock.json`.
覆寫支援	✅	✅	✅	Known as "resolutions" in Yarn.
內容可定址存放區	✅	✅	❌	Yarn uses a CAS when `nodeLinker` is set to `pnpm`.
動態套件執行	✅	✅	✅	`pnpm dlx`, `yarn dlx`, `npx`.
副作用快取	✅	❌	❌
Catalogs	✅	❌	❌
Config dependencies	✅	❌	❌
JSR registry support	✅	✅	❌
Auto-install before script run	✅	❌	❌	In Yarn, Plug'n'Play ensures dependencies are always up to date.
Hooks	✅	✅	❌
Build script security	✅	❌	❌
SBOM generation	✅	❌	✅	`pnpm sbom`, `npm sbom`.
列出授權方式	✅	✅	❌	pnpm supports it via `pnpm licenses list`. Yarn has a plugin for it.

Note: To keep the comparison concise, we include only features likely to be used frequently.