Entity Tools

HTML Encode / Decode

HTML Encode / Decode — encode or decode HTML entities with a mode switch. It works entirely in your browser, with nothing uploaded to any server.

Client-sideRuns entirely in your browser — your data never leaves your device.

HTML Encode / Decode is a free Entity Tools utility that runs entirely in your browser — nothing you enter is uploaded.

Input
Output



  
How to use HTML Encode / Decode

  
    
      
  1. Drop your HTML into the field at the top of HTML Encode / Decode.
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  2. Tune the Mode control before you encode.
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  3. Watch the output update instantly while you adjust the HTML.
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  4. When it looks right, Copy to save it.
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About this tool

  
HTML Encode / Decode is a static, client-side tool with no backend. HTML Encode / Decode handles your HTML on your device and shows the result right away.

  
Generated previews are escaped or sandboxed so pasted markup cannot affect the tool. No data is sent anywhere, so it stays fast and private by default.

  
Frequently asked questions

  

      
How do I use HTML Encode / Decode?
HTML Encode / Decode runs entirely on your device: add your input using the Mode control, and it encodes it locally in real time.

      
Does HTML Encode / Decode cost anything?
No — HTML Encode / Decode is completely free, with no sign-up and no hidden limits.

      
Is my input private in HTML Encode / Decode?
Yes — your input never leaves your device; HTML Encode / Decode does all the work in your browser.

      
Will HTML Encode / Decode change my HTML structure?
HTML Encode / Decode only reformats or analyzes what you paste; the underlying structure of your HTML is preserved.

      
Does HTML Encode / Decode work offline?
Once the page has loaded, HTML Encode / Decode keeps working with no network connection.

  

  
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