Repository Issues

zloirock/core-js

Standard Library

View on GitHub
Stars
 (23,771 stars)
Forks
 (1,609 forks)
Indexed issues
 (14 indexed issues)
open beginner issues
 (13 open beginner issues)
Latest indexed
Aug 14, 2026
Last GitHub push
Apr 1, 2024
License
MIT License
Contributing guide
Contributing guide
Code of conduct
No code of conduct
Dominant language
JavaScript
PR merge metrics
 (No merged PRs in 30d)
Beginner labels
help wanted

Issues

13 open indexed issues

Open
requestAnimationFrame polyfill
enhancementhelp wantedweb standards
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #1523 · Mar 16, 2026 · JavaScript · 23,771 stars

1 comment0 reactions0 assignees
Open
[RegExp] Match Indices
enhancementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #1507 · Feb 5, 2026 · JavaScript · 23,771 stars

2 comments0 reactions0 assignees
Open
[types] documenting features as typescript
docshelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #1064 · Mar 25, 2022 · JavaScript · 23,771 stars

8 comments0 reactions0 assignees
Open
`EventTarget`
help wantedweb standards
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #1039 · Jan 14, 2022 · JavaScript · 23,771 stars

11 comments0 reactions0 assignees
Open
`URLPattern`
enhancementhelp wantedweb standards
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #1011 · Nov 21, 2021 · JavaScript · 23,771 stars

6 comments5 reactions0 assignees
Open
`TextEncoder` and `TextDecoder`
help wantedweb standards
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #926 · Apr 12, 2021 · JavaScript · 23,771 stars

6 comments3 reactions0 assignees
Open
[RegExp] Lookbehind assertion
enhancementeshelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #876 · Oct 27, 2020 · JavaScript · 23,771 stars

4 comments11 reactions0 assignees
Open
Add support for `requestIdleCallback`
help wantedweb standards
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #846 · Jul 20, 2020 · JavaScript · 23,771 stars

10 comments8 reactions0 assignees
Open
Add compat data / mapping for missed browsers
enhancementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #721 · Dec 6, 2019 · JavaScript · 23,771 stars

6 comments1 reaction0 assignees
Open
`AbortController` and `AbortSignal`
enhancementhelp wantedweb standards
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #445 · Oct 23, 2018 · JavaScript · 23,771 stars

12 comments3 reactions0 assignees
Open
Temporal implementation in core-js
enhancementeshelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #365 · Dec 11, 2017 · JavaScript · 23,771 stars

19 comments11 reactions0 assignees
Open
ES6 Date parsing
enhancementeshelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

zloirock / core-js · #63 · May 2, 2015 · JavaScript · 23,771 stars

5 comments0 reactions0 assignees