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JavaScript Formatter & Minifier

Format or minify JavaScript without running the pasted program.

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Continue your developer workflow

Use the result with another focused blackccbox tool.

JSON FormatterBase64 ToolRegex TesterCSV ↔ JSON

Frequently asked questions

Is JavaScript Formatter & Minifier free?

Yes. The core workflow is free, needs no account, and runs in your browser.

Does blackccbox upload my data?

No. The tool processes the input on this device. Network requests only load the application libraries.

What should I know before using the result?

Minification can change stack traces and requires normal application tests.