Online Developer Tools — Free Browser Utilities

Free online developer tools: JSON formatter, regex tester, code beautifier, hash generator, UUID & Base64 encoder.

Recommended Tools

• JSON Formatter & Validator — Format, beautify, and validate JSON data with syntax highlighting
• Regex Tester & Debugger — Test and debug regular expressions with live match highlighting and results
• Code Beautifier — Beautify JavaScript, CSS, and HTML code automatically with one click
• Hash Generator — Generate MD5, SHA-1, SHA-256, and SHA-512 cryptographic hash values

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