TypeScript Beautifier

Format TypeScript code online with clean indentation and consistent spacing for interfaces, types, and functions.

Input

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Output

Output will appear here...

What is TypeScript Beautifier

Last reviewed: April 18, 2026

TypeScript is a strongly typed superset of JavaScript that adds static type checking, helping teams ship safer, more maintainable code at scale.

TypeScript Beautifier is an online tool that helps you format and beautify TypeScript.

It reformats typeScript so the pasted content is easy to scan, diff, and share, no manual whitespace cleanup required.

Why use it

Make typeScript easier to read, review, and debug.
Standardize typeScript spacing and structure before sharing or committing output.
Clean up pasted typeScript payloads from logs, APIs, or config files faster.
Avoid manual typeScript formatting work when you need copy-ready output.

Example (before/after)

Before formatting

type User={id:number;name:string};const user:User={id:7,name:"Ada"};

After formatting

type User = {
  id: number;
  name: string;
};

const user: User = { id: 7, name: "Ada" };

Common errors

Invalid syntax

The tool cannot process input that already contains broken syntax or malformed structure.

Fix: Check the pasted content first and correct the syntax error closest to the reported failure point.

Incomplete pasted input

Partial snippets often fail when opening and closing characters are missing.

Fix: Paste the full block or file so the tool can evaluate the complete structure.

Wrong content type

Formatting or validating the wrong format produces misleading errors.

Fix: Make sure the content matches the tool you are using before processing it.

FAQ

Can I use TypeScript Beautifier on mobile?

Yes. TypeScript Beautifier is responsive and works on phones, tablets, and desktops. Copy-to-clipboard and download actions are wired for touch devices too.

How do I export the result from TypeScript Beautifier?

Use the copy-to-clipboard button or the download action on the output panel to move the result straight into your editor, ticket, or build pipeline.

When should I use TypeScript Beautifier instead of a CLI or library?

Reach for TypeScript Beautifier when you need to format and beautify TypeScript for a quick check, debug session, code review, or ticket comment — a CLI or library is better for scripted pipelines, but TypeScript Beautifier removes the setup cost for one-off work.

Does TypeScript Beautifier work offline after the page loads?

Most of the processing is client-side, so once the page has loaded you can keep using TypeScript Beautifier even if your connection drops — unless the tool explicitly hits a backend API for data it can't compute locally.

What does TypeScript Beautifier do?

Format TypeScript code online with clean indentation and consistent spacing for interfaces, types, and functions. Use it when you need a faster browser-based way to format and beautify TypeScript.

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