Reduce your JavaScript and TypeScript file sizes and improve website performance with our free online minifier. Remove unnecessary whitespace, comments, and formatting to optimize your scripts for production environments.
Search for a command to run...
Tip
Always keep your original source files; minified code is meant for production delivery, not for editing.
Did You Know?
Minification can reduce the size of a JavaScript file by up to 60-80% when paired with server-side Gzip compression.
JavaScript is the primary programming language used to create interactive and dynamic content on the web. TypeScript is a powerful superset of JavaScript that adds static typing, helping developers write more robust and maintainable code. While developers use whitespace and comments to make code readable, browsers do not require these elements. Minification transforms this human-readable source into a compact version optimized strictly for machine execution and fast delivery.
Best Practice
Use source maps to map minified production code back to your original source for easier debugging.
Q: Is my code safe when using this tool? A: Yes, our minifier runs locally in your browser, meaning your code is never uploaded to a server.
Q: Can this tool minify TypeScript files directly? A: Yes, it processes TypeScript syntax and removes whitespace and comments, though it does not perform type-checking.
Q: Will minification break my code's logic? A: No, minification only removes non-functional characters like spaces and comments; it does not change how your code executes.
Q: Should I use minified code during development? A: It is best practice to use the original source code for development and only use minified code for your production environment.