* [pacote v21.5.0](https://github.com/npm/pacote) – Fetches package manifests and tarballs from the npm registry.

* [cacache v20.0.4](https://github.com/npm/cacache) – Node.js library for managing local key- and content-addressable caches with integrity verification and high-concurrency performance.

* [make-fetch-happen v15.0.5](https://github.com/npm/make-fetch-happen) – Node.js fetch wrapper adding HTTP caching, request pooling, proxies, retries, and integrity support.