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HTML Entity Encoder & Decoder

Security & Privacy

Two-way HTML entity encoder and decoder. Convert special characters into named entities (&, <, >, "), decimal (&), and hexadecimal (&) format to sanitize web input and prevent Cross-Site Scripting (XSS).

100% Client-Side
Input Text:
Entity-Encoded Output:

Zero-Knowledge Privacy Guarantee

This HTML Entity Encoder & Decoder executes 100% locally in your browser’s JavaScript memory using client-side Web APIs. No inputs, keys, tokens, files, or outputs are ever uploaded to any server or logged in any database.

Key Features & Capabilities

  • Encodes raw HTML to named (&), decimal (&), and hex (&) entities
  • Decodes entity-encoded strings back to plain readable text
  • Auto-detects encoded text on paste
  • 1-click copy with instant preview

How to Use This Tool

  1. 1Paste your raw text or HTML entity-encoded snippet into the editor.
  2. 2Select Encode or Decode mode.
  3. 3Copy the sanitized or decoded output.

Frequently Asked Questions (FAQ)

Encoding special characters like <, >, and & into entities ensures user input is rendered safely as plain text rather than executing as malicious scripts (XSS).

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