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core-js

Standard library

v3.49.0
MIT
ES3ES5ES6ES7ES2015ES2016ES2017ES2018ES2019ES2020ES2021ES2022ES2023ES2024ES2025

Stackers

7

in stackmatch

Pulse (30d)

0

0.0% activity

Contributors

1694

on GitHub

Weekly DL

58.6M

last 7 days

Top Stackers

Organizations and developers with core-js in their core stack.

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Connect GitHub

Collaboration Pulse

0

active owners (30d)

0.0% recent activity rate.

Package Ecosystem Brief

Public and aggregate adoption signals for core-js, built from indexed package manifests.

Developers

5

public stack owners

Organizations

2

company and org profiles

Active Owners

0

seen in the last 30 days

Adoption Brief

Who uses this, what appears beside it, and which communities are forming around it.

Who Uses This

Indexed developers and organizations with core-js in public manifests.

What Appears Beside It

Companion packages show adjacent stack context for maintainers and DevRel teams.

Privacy Boundary

Company-facing signals stay public or aggregate-only.

Companion Overlaps

Package Analytics

Type Breakdown

Total Matches

16

Version Adoption

Health & Maintenance

Overall Score

92

/100

Quality89%
Popularity88%
Maintenance97%

NPM Stats

Monthly downloads266.6M
Maintainers1
Last publishedMar 22, 2026

GitHub Stats

Stars25,512
Forks1,694
Open issues47
Last pushJul 17, 2026

Open Collective

Backers1,376

jsDelivr

Hits3,255,017
Bandwidth39998.9 MB

Stack Overflow

Questions118

Libraries.io

Rank30
Stars25,512
Latest releaseMar 22, 2026

Related Packages

Packages commonly found in the same package.json.

Co-use metrics

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