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Developer tools

Helpful tools for developers and data.

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JSON Formatter

Validate, format, and minify JSON safely.

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Base64 Encoder & Decoder

Free Base64 encoder and decoder for text, hex, files and images Convert text to Base64 and back with full UTF-8 support, so Urdu, Arabic and emoji work. Choose the standard or the URL-safe variant, keep or remove the = padding, and add MIME

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Base64 Encoder & Decoder

Free Base64 encoder and decoder for text, hex, files and images Convert text to Base64 and back with full UTF-8 support, so Urdu, Arabic and emoji work. Also includes URL encode and decode, MD5 hash, SAML encode and decode, Pretty JSON, Quo

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Code Formatter

Free online code formatter for 20+ programming languages Paste messy or minified code, pick the language (or leave it on Auto detect) and press Format code. The tool fixes indentation, line breaks and spacing for JSON, JavaScript, TypeScrip

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Code Playground

Free online code playground with live preview for HTML, CSS and JavaScript Write HTML, CSS and JavaScript in three tabs and see the page update while you type. A console shows console.log output and errors. Switch to JavaScript mode to run

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Decimal Hex Binary Converter

Free decimal, hexadecimal, binary and octal converter Type a number in any base and see it in binary, octal, decimal, hexadecimal and one custom base from 2 to 36 at once. It works with very large numbers, negative numbers and fractions lik

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Word Counter Tool

Count words, characters and sentences instantly Paste or type your text (or upload a .txt file) and the numbers update live: words, characters with and without spaces, sentences, paragraphs, lines, unique words, reading time and speaking ti

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