Issues

• checkJs skips .mjs/.cjs beside a .d.mts/.d.cts, but not .js beside a .d.ts

  BugNeeds Proposal
  microsoft/TypeScript#64312 · Filter by author ljharb opened on Sep 17, 2026
  2

• Proposal: Export multiple, runtime-specific declaration files

  Needs ProposalSuggestion
  microsoft/TypeScript#63641 · Filter by author yassernasc opened on Jul 10, 2026

• Better ownership lint to eliminate ownership chaos for generated code

  Needs ProposalSuggestion
  microsoft/TypeScript#63540 · Filter by author loynoir opened on Jun 6, 2026
  6

• skipLibChecks specificity

  Needs ProposalSuggestion
  microsoft/TypeScript#63397 · Filter by author dragomirtitian opened on Apr 13, 2026
  4

• Mechanism to specify input source location to find package.json instead of output source location when determining module format

  Needs ProposalSuggestion
  microsoft/TypeScript#63251 · Filter by author monsanto opened on Mar 14, 2026
  3

• bug(lib): Explicitly stating wrong return type of Promise.then without arguments results in no error

  Needs Proposal
  microsoft/TypeScript#63244 · Filter by author iluha168 opened on Mar 12, 2026
  5

• Support multiple properties for JSX.ElementAttributesProperty

  Awaiting More FeedbackDomain: JSX/TSXNeeds ProposalSuggestion
  microsoft/TypeScript#62193 · Filter by author zhiyuanzmj opened on Aug 4, 2025
  2

• Custom JSDoc type cannot be extended

  Needs ProposalSuggestion
  microsoft/TypeScript#62021 · Filter by author almaceleste opened on May 8, 2025
  7

  

• Cache Declarations Directory

  Needs ProposalSuggestion
  microsoft/TypeScript#60905 · Filter by author Noriller opened on Jan 2, 2025
  2

• Compiler option to switch lib .d.ts anys to unknown

  Needs ProposalSuggestion
  microsoft/TypeScript#60899 · Filter by author JoshuaKGoldberg opened on Jan 2, 2025
  3

• Scoped module declarations

  Needs ProposalSuggestion
  microsoft/TypeScript#60751 · Filter by author AlemTuzlak opened on Dec 12, 2024
  4

• Misleading error message "'{}' and 'number' have no overlap"

  Needs ProposalSuggestion
  microsoft/TypeScript#60583 · Filter by author kirkwaiblinger opened on Nov 25, 2024
  2

• Rethinking relationships between {} type, object, and primitives

  Needs ProposalSuggestion
  microsoft/TypeScript#60582 · Filter by author kirkwaiblinger opened on Nov 25, 2024
  17

• Add --strictObjectIterables (bikeshed): exclude primitive (string) from Iterable types

  Needs ProposalSuggestion
  microsoft/TypeScript#59676 · Filter by author petamoriken opened on Aug 18, 2024
  4

• useUnknownInCatchVariables would do much better to require ": unknown" rather than magically injecting it

  Domain: Error MessagesExperience EnhancementNeeds Proposal
  microsoft/TypeScript#59100 · Filter by author bkerin opened on Jul 2, 2024
  1

• Shorten error spans for missing key errors reported on object literals

  Needs ProposalSuggestion
  microsoft/TypeScript#58062 · Filter by author ssalbdivad opened on Apr 3, 2024
  3

• satisfies operator could not completely overshadow the existing contextual type

  Needs ProposalSuggestion
  microsoft/TypeScript#57667 · Filter by author Andarist opened on Mar 6, 2024
  6

• Expose design-time type information in TC39 decorator metadata when emitDecoratorMetadata: true

  Needs ProposalSuggestion
  microsoft/TypeScript#57533 · Filter by author artberri opened on Feb 25, 2024
  29

• better ux and ui design for debug

  Needs Proposal
  microsoft/TypeScript#56381 · Filter by author jonlepage opened on Nov 13, 2023
  3

• Module resolution: tsc unexpectedly rewrites the import path when exports field contains multiple entries resolving to the same file

  Needs ProposalSuggestion
  microsoft/TypeScript#56290 · Filter by author haoqunjiang opened on Nov 2, 2023
  4

• JSDoc doesnt support generics correctly

  Needs ProposalSuggestion
  microsoft/TypeScript#56102 · Filter by author thepassle opened on Oct 13, 2023
  5

• Limit the Amount of Intellisense Result

  Needs ProposalSuggestion
  microsoft/TypeScript#56775 · Filter by author lucasfan110 opened on Sep 16, 2023
  2

• Intersected type variable with a recursive constraint fails to infer

  Needs ProposalSuggestion
  microsoft/TypeScript#55645 · Filter by author Andarist opened on Sep 6, 2023 · Backlog
  4

• Invalid recursive methods or functions

  Needs ProposalSuggestion
  microsoft/TypeScript#55643 · Filter by author ghosh-rounak opened on Sep 6, 2023
  6

• Rethinking module for the present and the future

  In DiscussionNeeds ProposalSuggestion
  microsoft/TypeScript#55221 · Filter by author andrewbranch opened on Jul 31, 2023
  3