Repository Issues

Microsoft/TypeScript

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

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Stars
 (108,860 stars)
Forks
 (13,395 forks)
Indexed issues
 (925 indexed issues)
open beginner issues
 (912 open beginner issues)
Latest indexed
Aug 14, 2026
Last GitHub push
May 8, 2026
License
Apache License 2.0
Contributing guide
Contributing guide
Code of conduct
Code of conduct
Dominant language
TypeScript
PR merge metrics
 (Avg merge 6d 17h) (9 merged PRs in 30d)
Beginner labels
help wantedgood first issue

Issues

912 open indexed issues

Open
Error 2488 only shown once
BugDomain: Related Error SpansHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

Microsoft / TypeScript · #46272 · Oct 8, 2021 · TypeScript · 108,860 stars

6 comments5 reactions0 assignees
Open
Proposal: strictJsxAttributeChecks
Effort: CasualExperimentation NeededHelp WantedSuggestion
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

Microsoft / TypeScript · #46229 · Oct 5, 2021 · TypeScript · 108,860 stars

1 comment7 reactions0 assignees
Open
parse jsdocs @property at top level
Experience EnhancementHelp WantedSuggestion
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

Microsoft / TypeScript · #46053 · Sep 24, 2021 · TypeScript · 108,860 stars

2 comments0 reactions0 assignees
Open
Incorrect type declaration for CryptoKeyPair
BugDomain: lib.d.tsHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

Microsoft / TypeScript · #46036 · Sep 23, 2021 · TypeScript · 108,860 stars

5 comments1 reaction0 assignees
Open
A[] form works, but Array<A> breaks
BugDomain: check: Type CircularityEffort: ModerateHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

Microsoft / TypeScript · #45641 · Aug 30, 2021 · TypeScript · 108,860 stars

3 comments0 reactions0 assignees
Open
lib.es*.d.ts: constructor methods
BugDomain: lib.d.tsHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

Microsoft / TypeScript · #44883 · Jul 3, 2021 · TypeScript · 108,860 stars

3 comments0 reactions0 assignees
Open
Type modifier in mapped types break `any`
BugDomain: Mapped TypesHelp Wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelContributing guide available

Microsoft / TypeScript · #44475 · Jun 7, 2021 · TypeScript · 108,860 stars

0 comments0 reactions0 assignees
Open
URL interface is not part of the Window object
BugDomain: lib.d.tsHelp Wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

Microsoft / TypeScript · #44245 · May 25, 2021 · TypeScript · 108,860 stars

7 comments0 reactions0 assignees