FormatForge

Developer Tools That Respect Your Privacy

Convert, validate, and transform data formats instantly. All processing happens in your browser - your data never leaves your device.

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75+ Tools

Everything You Need

Powerful tools for data transformation, validation, and development

Format Converters

Convert between JSON, CSV, XML, YAML, TOML, INI, SQL, and .env

46 tools

Validators

Check syntax and structure of your data files

9 tools

Formatters

Beautify or minify HTML, CSS, JS, JSON, XML, and more

11 tools

Developer Utilities

Escape/unescape, UUID generator, regex tester, and more

21 tools

Quick Conversions

Popular format conversions - click to start

JSONCSVCSVJSONJSONXMLJSONYAMLJSONSQLSQLJSONJSONINIJSONTOML
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Featured Tools

Most popular utilities used by developers every day

JSON to CSVPopularJSON ValidatorPopularHTML FormatterNewEscape/UnescapeNewJS FormatterNewCSS FormatterNewYAML to JSONJSON Formatter
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Why FormatForge?

100% Private

All processing happens locally. Your data never touches our servers.

Instant Results

No uploads, no waiting. Get results the moment you paste your data.

Works Offline

Once loaded, all tools work without an internet connection.

Free Forever

No sign-up, no limits, no ads. All tools are completely free.

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Jump right in - no account needed. Convert your first file in seconds.

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