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Free Developer Tools

Format, validate, convert, and analyze your code and data with our collection of free online tools.

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JSON Tools

JSON Formatter

Format, validate, and beautify JSON data

JSON Minifier

Minify and compress JSON strings

JSON Validator

Validate JSON syntax and structure
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Encoding Tools

Base64 Encoder/Decoder

Encode and decode Base64 strings

URL Encoder/Decoder

Encode and decode URLs

HTML Encoder/Decoder

Encode and decode HTML entities
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Hash Generators

MD5 Hash Generator

Generate MD5 hash from text

SHA Hash Generator

Generate SHA1, SHA256, SHA512 hashes
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Text Utilities

Word Counter

Count words, characters, and sentences

Case Converter

Convert text between cases

Lorem Ipsum Generator

Generate placeholder text

Diff Checker

Compare two texts and find differences
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Code Formatters

XML Formatter

Format and validate XML documents

HTML Formatter

Beautify and format HTML code

CSS Formatter

Format and minify CSS stylesheets

JavaScript Formatter

Format and beautify JavaScript code