Beautify TypeScript Online — Free TS Formatter
Beautify TypeScript instantly with Prettier. All processing happens in your browser — no uploads.
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TypeScript Beautification
Beautify TypeScript online.
Features
Format TS with configurable print width and quote style.
Beautify TypeScript
Format TS with configurable print width and quote style.
Basic example
TypeScript source
const x:number=1;function add(a:number,b:number){return a+b}
Beautified TypeScript
const x: number = 1;
function add(a: number, b: number) {
return a + b;
}
Formatting options
Print width
Wrap lines at 80, 100 or 120 columns.
Adjust tab width, tabs vs spaces, and quote style in the toolbar.
Prettier-powered formatting
Uses Prettier with the TypeScript parser. For JavaScript minification see our JS minifier or JS beautifier.
FAQ — Beautify TypeScript
Beautification
TypeScript vs JavaScript?
This tool expects TypeScript syntax. For plain JS use the JS beautifier.
Need to unminify?
Try the TypeScript unminifier — same Prettier engine.
Is data uploaded?
No — formatting runs entirely in your browser.
Looking for converters, encoders, formatters, and minifiers in one place? Developer tools hub Open the curated developer tools catalogue.
Other actions for this language
Beautify TypeScriptUnminify TypeScript