Packages nobody uses, or that work by luck

Audit dependencies for packages declared but unused, imports satisfied only through transitive dependencies, and heavyweight libraries used for trivial behavior. Check build-time and runtime use, dynamic imports, tooling and security advisories before recommending removal or replacement.

What it returns

Each package with every import site (including config files and scripts) and the bundle or install cost.

Skip it when

Right after a package cleanup.

Changes

Changes nothing

Sessions

One session

Tools

Repository; a package checker such as knip or depcheck if already present.

Watch for

Static scans flag packages as unused when they load from PostCSS, Vite or Next config, CLI scripts or file-based routing.

Also called

Ghost and phantom dependencies

More in Infrastructure and environment.