WebCalcSys WebCalcSys
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Developer Tools

Essential utilities for developers — JSON formatting, encoding/decoding, regex testing, color conversion, and more.

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JSON Formatter

Format, validate, and prettify your JSON data.
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Markdown Preview

Live preview and edit markdown content.

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Base64 Encoder

Soon

Encode and decode Base64 strings.

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Regex Tester

Soon

Test regular expressions in real-time.

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Color Converter

Soon

Convert between HEX, RGB, HSL, and more.

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UUID Generator

Soon

Generate random UUIDs (v4) instantly.

📄 JSON Formatter & Validator

JSON Formatter & Validator

Format, minify, and validate your JSON