HTML Encoder

Encode Mode

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Workflow & Usage

  1. Choose a mode: Encode (text → safe HTML) or Decode (HTML entities → readable text).
  2. Paste or type your content into the input area. Multi-line text and HTML blocks are supported.
  3. Edit freely. The output updates live as you type or switch modes.
  4. Copy the output with one click when you’re done.

Badges below the output show the current mode, line count, and character count so you can quickly verify the result.


Use Cases

  • Displaying user-generated content
    Escape text safely before rendering it inside HTML.

  • Showing code snippets
    Encode HTML so it appears as text in documentation or blog posts.

  • CMS & content workflows
    Clean and prepare text before pasting it into editors or templates.

  • Debugging encoded strings
    Decode copied HTML entities to inspect the original content.

  • Email & template previews
    Preserve line breaks while safely escaping markup.


Tips for Best Results

  • Encode before rendering. Always encode untrusted text before inserting it into HTML.
  • Decode for inspection only. Avoid decoding and injecting content directly into live pages unless it’s trusted.
  • Line breaks are preserved. New lines are converted to <br> on encode and restored on decode.
  • Treat input as a block. This tool is designed for full text or HTML snippets, not line-by-line lists.

How It Works

Everything runs client-side using standard browser APIs:

  • Character escaping replaces special HTML characters with entities.
  • Native HTML parsing is used to decode entities reliably.
  • Newline handling converts \n<br> to preserve formatting.
  • Live transforms happen entirely in memory as you type.
  • No network calls — nothing is uploaded or stored.

Frequently Asked Questions

HTML encoding replaces characters like `<`, `>`, and `&` with their safe HTML entity equivalents so they are displayed as text instead of being interpreted as markup.

HTML decoding converts encoded HTML entities back into their original characters so the text becomes readable again.

When encoding, line breaks are preserved by converting newlines into `<br>` tags. When decoding, `<br>` tags are converted back into new lines.

Yes. The tool treats the input as a single block of text or HTML, making it suitable for multi-line content, templates, and snippets.

No. Everything runs locally in your browser. Your text never leaves your device.

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