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package.json <code>exports</code> resolution uses fallback conditions, unlike Node

Breaking ChangeWould introduce errors in existing codeWould introduce errors in existing code

BugA bug in TypeScriptA bug in TypeScript

CommittedThe team has roadmapped this issueThe team has roadmapped this issue

Domain: Node ESMLike ES Modules, but specific to Node.js support (cts, cts, mjs, mts)Like ES Modules, but specific to Node.js support (cts, cts, mjs, mts)

Fix AvailableA PR has been opened for this issueA PR has been opened for this issue

Status: Open.

#50762 In microsoft/TypeScript;

· andrewbranch opened on Sep 13, 2022

Assume <code>rootDir</code> is the current configuration directory

Breaking ChangeWould introduce errors in existing codeWould introduce errors in existing code

CommittedThe team has roadmapped this issueThe team has roadmapped this issue

Fix AvailableA PR has been opened for this issueA PR has been opened for this issue

SuggestionAn idea for TypeScriptAn idea for TypeScript

Status: Open.

#62194 In microsoft/TypeScript;

· DanielRosenwasser opened on Aug 4, 2025

Change default of <code>types</code> to <code>[]</code> in <code>tsconfig.json</code>

Breaking ChangeWould introduce errors in existing codeWould introduce errors in existing code

CommittedThe team has roadmapped this issueThe team has roadmapped this issue

SuggestionAn idea for TypeScriptAn idea for TypeScript

Status: Open.

#62195 In microsoft/TypeScript;

· DanielRosenwasser opened on Aug 4, 2025

Deprecate <code>--target es5</code>, make lowest target <code>es2015</code>

Breaking ChangeWould introduce errors in existing codeWould introduce errors in existing code

CommittedThe team has roadmapped this issueThe team has roadmapped this issue

SuggestionAn idea for TypeScriptAn idea for TypeScript

Status: Open.

#62196 In microsoft/TypeScript;

· DanielRosenwasser opened on Aug 4, 2025

Change default <code>--target</code> to latest ECMAScript version

Breaking ChangeWould introduce errors in existing codeWould introduce errors in existing code

CommittedThe team has roadmapped this issueThe team has roadmapped this issue

SuggestionAn idea for TypeScriptAn idea for TypeScript

Status: Open.

#62198 In microsoft/TypeScript;

· DanielRosenwasser opened on Aug 4, 2025

Deprecate, remove support for import assertions

Breaking ChangeWould introduce errors in existing codeWould introduce errors in existing code

CommittedThe team has roadmapped this issueThe team has roadmapped this issue

SuggestionAn idea for TypeScriptAn idea for TypeScript

Status: Open.

#62210 In microsoft/TypeScript;

· DanielRosenwasser opened on Aug 5, 2025

Assume <code>"use strict"</code> everywhere by default

Breaking ChangeWould introduce errors in existing codeWould introduce errors in existing code

CommittedThe team has roadmapped this issueThe team has roadmapped this issue

SuggestionAn idea for TypeScriptAn idea for TypeScript

Status: Open.

#62213 In microsoft/TypeScript;

· DanielRosenwasser opened on Aug 5, 2025

<code>lib.d.ts</code> Updates for TypeScript 6.0

BugA bug in TypeScriptA bug in TypeScript

Domain: lib.d.tsThe issue relates to the different libraries shipped with TypeScriptThe issue relates to the different libraries shipped with TypeScript

Status: Open.

#62215 In microsoft/TypeScript;

· DanielRosenwasser opened on Aug 6, 2025

Declaration file emits symbol property keys without importing them

BugA bug in TypeScriptA bug in TypeScript

Domain: Declaration EmitThe issue relates to the emission of d.ts filesThe issue relates to the emission of d.ts files

Fix AvailableA PR has been opened for this issueA PR has been opened for this issue

Status: Open.

#62257 In microsoft/TypeScript;

· privatenumber opened on Aug 11, 2025

Enable <code>--strict</code> by default

Breaking ChangeWould introduce errors in existing codeWould introduce errors in existing code

CommittedThe team has roadmapped this issueThe team has roadmapped this issue

SuggestionAn idea for TypeScriptAn idea for TypeScript

Status: Open.

#62333 In microsoft/TypeScript;

· DanielRosenwasser opened on Aug 25, 2025

6.0 Deprecation Candidates

DiscussionIssues which may not have code impactIssues which may not have code impact

Fix AvailableA PR has been opened for this issueA PR has been opened for this issue

Status: Open.

#54500 In microsoft/TypeScript;

· RyanCavanaugh opened on Jun 2, 2023

Referenced project options not consulted to determine .d.ts format for synthetic default export eligibility

BugA bug in TypeScriptA bug in TypeScript

Domain: ES ModulesThe issue relates to import/export style module behaviorThe issue relates to import/export style module behavior

Fix AvailableA PR has been opened for this issueA PR has been opened for this issue

Status: Open.

#62241 In microsoft/TypeScript;

· dBianchii opened on Aug 9, 2025

Deprecate, remove <code>--outFile</code>

Breaking ChangeWould introduce errors in existing codeWould introduce errors in existing code

BugA bug in TypeScriptA bug in TypeScript

Fix AvailableA PR has been opened for this issueA PR has been opened for this issue

Status: Open.

#62980 In microsoft/TypeScript;

· DanielRosenwasser opened on Jan 13, 2026