November 2, 2026

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Explainers: npm

package-lock.json and npm-shrinkwrap.json shown as two document files leading to an app install and a published package

package-lock.json vs npm-shrinkwrap.json

Choose the right npm lockfile for an app, library or published package, and know what npm ci enforces.

Three stacked paper boxes, a large black one, a cream one and a small lime one, beside a cream paper padlock, illustrating major, minor and patch releases and the lockfile.

Developer tools · Oct 10

Semantic Versioning: What Major, Minor and Patch Promise

Semantic versioning sets what a version bump promises. npm ranges decide which releases your project installs.