JavaScript Tools

JavaScript Obfuscator (npm)

JavaScript Obfuscator (npm) — an npm-style JavaScript obfuscator that packs code reversibly. It is free, private, and runs in your browser.

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

npm® is a trademark of npm, Inc. This independent browser tool is not affiliated with or endorsed by npm, and trademarks belong to their respective owners.

JavaScript input
Obfuscated output



  
How to use JavaScript Obfuscator (npm)

  
    
      
  1. Type or paste your text into JavaScript Obfuscator (npm)'s input area.
    2. 
      
  2. The result is computed live in your browser as you edit the input.
    3. 
      
  3. When it looks right, Copy to save it.
    4. 
  

  
About this tool

  
JavaScript Obfuscator (npm) runs entirely in your browser. JavaScript Obfuscator (npm) handles your input locally and returns the result instantly, with no sign-up.

  
Because it runs on your device, it is fast and private and works offline once loaded. Nothing you enter is uploaded, and it keeps working offline once the page has loaded.

  
Frequently asked questions

  

      
What does JavaScript Obfuscator (npm) do?
Use JavaScript Obfuscator (npm) to process your input without installing anything; everything happens client-side.

      
Does JavaScript Obfuscator (npm) cost anything?
No — JavaScript Obfuscator (npm) is completely free, with no sign-up and no hidden limits.

      
Does JavaScript Obfuscator (npm) upload my data?
No — JavaScript Obfuscator (npm) processes everything locally in your browser, so nothing you enter is uploaded or stored.

      
Does JavaScript Obfuscator (npm) work offline?
Once the page has loaded, JavaScript Obfuscator (npm) keeps working with no network connection.

  

  
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