Color Picker Online Free — HEX, RGB, HSL

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JSON Formatter Validate JSON and pretty-print or minify it.

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Base64 Encoder/Decoder Encode text to Base64, or decode Base64 back into text.

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URL Encoder/Decoder Encode or decode text for safe use in a URL.

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CSS Gradient Generator Build linear or radial gradients with live preview.

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UUID Generator Generate single or batch random UUID v4 values.

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Hash Generator Generate MD5, SHA-1, SHA-256, SHA-512 hashes.