Offline engine (processed locally)TYPESCRIPT v1.0.0 Spec

TypeScript to Declaration (.d.ts)

v1.0.0

Extract only the type declarations from your TypeScript code, producing .d.ts files ready for library publishing. This free online tool removes implementations and keeps interfaces, types, and exports, helping you create type packages for your JavaScript modules. Works directly in your browser with no installation.

Live sync—ms

TYPESCRIPTInput (TYPESCRIPT)Invalid

lines: 1chars: 45Size: 45 BUTF-8

TYPESCRIPTOutput (TYPESCRIPT)

Auto-generated

Converted output will appear here

lines: 0chars: 0Size: 0 BUTF-8

Size change: -100.00%TOML compliant: v1.0.0

Tool guide

Accurate conversion

Input is processed by this tool’s dedicated converter.

Local processing

Your input is processed in your browser and is not uploaded.

Ready-to-use output

Copy the result or save it as a file.