npm package report

Is core-js safe?

Checked against the XYZ decision brain: known-malicious corpus, advisories, commit-level findings, dependencies and provenance.

cyberxyz.io/packages/npm/core-js

npm packagelast checked 2026-09-19

core-js · verdict ALLOW · no known risk

0.6/10

XYZ SCORE

SUMMARY

Verdict ALLOW · 6 graph-tracked dependencies · provenance: none found

SIGNALS

Commit-Level AnalysisclearOK

6 unconfirmed pattern hit(s) in watched commit history; none verified as malicious.

DEPENDENCIES

browserify@9.0.xclean

eslint@0.18.xclean

eslint-plugin-import@2.10.xclean

es-observable-tests@0.2.xclean

grunt@*clean

grunt-cli@0.1.xclean

PACKAGE core-jsECOSYSTEM npmDECISION ALLOW

Weekly downloads

130M

GitHub stars

25.4k

Centrality tier

tier 1

Build provenance

none found

Direct dependencies

Baked snapshot · run a live check for the current verdict · browse all packages