Web/Dev Tools

Web developer tools: generators, formatters, converters.

Password Generator

Generate secure and customizable passwords with various options.

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JSON Formatter

Format, validate and minify JSON online. Free developer tool.

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Base64 Encoder/Decoder

Encode and decode text to Base64 online for free.

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URL Encoder/Decoder

Encode and decode URLs online. Handle special characters in URLs.

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HTML Encoder/Decoder

Encode and decode HTML entities online. Protect your HTML code.

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UUID/GUID Generator

Generate random UUID/GUID in different formats. Up to 100 at once.

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Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-384, SHA-512 hashes from any text.

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Number Base Converter

Convert numbers between decimal, binary, octal and hexadecimal.

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Color Converter

Convert colors between HEX, RGB and HSL. Real-time color preview.

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Password Strength Checker

Check your password strength and security online.

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JWT Decoder

Decode JWT (JSON Web Token) tokens online for free.

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Unix Timestamp Converter

Convert Unix timestamp to date and vice versa online.

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Regex Tester

Test regular expressions online with match highlighting.

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JSON ↔ XML Converter

Convert JSON to XML and XML to JSON online for free.

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HTML Minifier

Minify HTML code by removing whitespace and comments.

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All tools in this category:

Password Generator· JSON Formatter· Base64 Encoder/Decoder· URL Encoder/Decoder· HTML Encoder/Decoder· UUID/GUID Generator· Hash Generator· Number Base Converter· Color Converter· Password Strength Checker· JWT Decoder· Unix Timestamp Converter· Regex Tester· JSON ↔ XML Converter· HTML Minifier

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