Encoders & Decoders

Encode and decode data in various formats

6 Tools

Roman Numeral Converter

Convert between Roman numerals and decimal numbers with validation and support for values up to 3999 (MMMCMXCIX).

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Base64 Encoder/Decoder

Encode and decode Base64

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Unit Converter

Convert between different units of measurement including length, weight, volume, temperature, area and speed with 50+ un...

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HTML Entity Encoder/Decoder

Encode and decode HTML entities

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Number Base Converter

Convert numbers between different numeric bases (binary, octal, decimal, hexadecimal) with support for custom bases from...

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URL Encoder/Decoder

Encode and decode URLs

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