Developer Tools

Explore our free Developer Tools.

A powerhouse collection of essential tools for software engineers, QA testers, and web developers. Format messy code, validate payloads, parse complex URLs, and test regular expressions in a secure, serverless environment.

We support a wide array of development tasks including JSON/XML/YAML conversion, URL encoding/decoding, JWT inspection, cron expression parsing, and SQL beautification.

Benefits

• No server uploads: your proprietary code and private tokens remain secure.
• Syntax highlighting and intelligent error reporting for rapid debugging.
• Format and beautify minified code instantly.
• Comprehensive data conversion tools (CSV to JSON, XML to JSON).

Why Use

Developers often waste time searching for safe, reliable tools to format a JSON blob or decode a base64 string. Many online tools secretly log inputs, creating security risks for API keys and proprietary algorithms. Our suite guarantees privacy by executing all code logic locally.

FAQs

Are the JSON and XML formatters secure for proprietary data?

Absolutely. The formatting engines run locally. No payloads are transmitted over the network.

Do the JWT decoders verify signatures?

Our JWT tool decodes the header and payload for inspection, but since it runs locally, it does not perform server-side secret validation.

Can I format minified SQL queries?

Yes, our SQL formatter parses minified strings and applies professional indentation and line breaks.

All Developer Tools

• JSON-FormatiererAdvanced JSON Formatter tool
• JSON-ValidatorAdvanced JSON Validator tool
• Regex-TesterAdvanced Regex Tester tool
• Base64-Encoder/DecoderAdvanced Base64 Encoder/Decoder tool
• URL-Encoder/DecoderAdvanced URL Encoder/Decoder tool
• Hash-GeneratorAdvanced Hash Generator tool
• JWT-DecoderAdvanced JWT Decoder tool
• HTML-Encoder/DecoderAdvanced HTML Encoder/Decoder tool
• JavaScript-MinifierAdvanced JavaScript Minifier tool
• CSS-Minimierer und -VerschönererAdvanced CSS Minifier & Beautifier tool
• SQL-FormatiererAdvanced SQL Formatter tool
• CSV zu JSONAdvanced CSV to JSON tool
• JSON zu CSVAdvanced JSON to CSV tool
• CSV-zu-JSON-KonverterAdvanced CSV to JSON Converter tool
• JSON-zu-YAML-KonverterAdvanced JSON to YAML Converter tool
• XML-zu-JSON-KonverterAdvanced XML to JSON Converter tool
• JSON-VisualizerAdvanced JSON Visualizer tool
• JSON zu TypeScriptAdvanced JSON to TypeScript tool
• HTML-Live-EditorAdvanced HTML Live Editor tool
• Markdown-VorschauAdvanced Markdown Preview tool
• HTML-zu-Markdown-KonverterAdvanced HTML to Markdown Converter tool
• Cron Expression BuilderAdvanced Cron Expression Builder tool
• Cron-AusdrucksparserAdvanced Cron Expression Parser tool
• JSON-VergleichstoolAdvanced JSON Compare Tool tool
• XML-FormatiererAdvanced XML Formatter tool
• YAML-ValidatorAdvanced YAML Validator tool
• URL-ParserAdvanced URL Parser tool
• Benutzeragenten-ParserAdvanced User Agent Parser tool
• HTTP-Statuscode-PrüferAdvanced HTTP Status Code Checker tool
• cURL-GeneratorAdvanced cURL Generator tool
• Code-VerschönererAdvanced Code Beautifier tool
• SQL-AbfrageverschönererAdvanced SQL Query Beautifier tool
• Zeitstempel-Datums-KonverterAdvanced Timestamp to Date Converter tool
• Unix-ZeitstempelgeneratorAdvanced Unix Timestamp Generator tool
• UUID-MassengeneratorAdvanced UUID Bulk Generator tool
• XML-Viewer und FormatiererAdvanced XML viewer and formatter tool
• HTML-zu-JSX-KonverterConvert HTML to React JSX component
• Fake-Data-GeneratorGenerate huge amounts of dummy JSON/CSV data
• JSON zu Excel (XLSX)Convert JSON payloads directly into Excel sheets
• Code-zu-Bild-KonverterConvert code snippets into beautiful Mac-style images
• CSS-Flexbox-GeneratorVisual CSS Flexbox layout builder
• SVG-PfadbetrachterVisually view and edit raw SVG paths