Analyzed
about 4 hours
ago.
based on code collected
about 4 hours
ago.
Project Summary
Modular standard library for JavaScript. Includes polyfills for ECMAScript 5, ECMAScript 6: promises, symbols, collections, iterators, typed arrays, ECMAScript 7+ proposals, setImmediate, etc. Some additional features such as dictionaries or extended partial application. You can require only needed features or use it without global namespace pollution.
Badges
In a Nutshell, ECMAScript core-js...
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has a well established, mature codebase
maintained by a large development team
with stable Y-O-Y commits -
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took an estimated 23 years of effort (COCOMO model)
starting with its first commit in July, 2013
ending with its most recent commit about 19 hours ago
Quick Reference
https://github.com/zloirock/core-js
MIT License
Permitted
Commercial Use
Modify
Distribute
Sub-License
Private Use
Forbidden
Hold Liable
Required
Include Copyright
Include License
These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Poor security track-record
Favorable security track-record
Vulnerability Exposure Index
Many reported vulnerabilities
Few reported vulnerabilities
Did You Know...
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65% of companies leverage OSS to speed application development in 2016
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data presented on the Open Hub is available through our API
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nearly 1 in 3 companies have no process for identifying, tracking, or remediating known open source vulnerabilities
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30 Day SummaryAug 28 2025 — Sep 27 2025
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12 Month SummarySep 27 2024 — Sep 27 2025
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