JavaScript Tools

Deobfuscate JavaScript

Deobfuscate JavaScript — best-effort unpack and beautify obfuscated JavaScript. It works entirely in your browser, with nothing uploaded to any server.

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

Deobfuscate JavaScript is a free JavaScript Tools utility that runs entirely in your browser — nothing you enter is uploaded.

Obfuscated JavaScript
Unpacked & beautified



  
How to use Deobfuscate JavaScript

  
    
      
  1. Paste the text you need to process into the input box.
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  2. The result is computed live in your browser as you edit the input.
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  3. Use Copy to keep or reuse the result.
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About this tool

  
Deobfuscate JavaScript is a static, client-side tool with no backend. Deobfuscate JavaScript is a free JavaScript Tools utility that runs in your browser, doing its work on the input you provide without a backend.

  
It is designed to do one job well and stay out of your way. No data is sent anywhere, so it stays fast and private by default.

  
Frequently asked questions

  

      
What does Deobfuscate JavaScript do?
Deobfuscate JavaScript lets you process your input right in the browser, with the result shown instantly and nothing uploaded.

      
Do I need an account for Deobfuscate JavaScript?
No — Deobfuscate JavaScript needs no account, sign-up or installation.

      
Is my input private in Deobfuscate JavaScript?
Yes — your input never leaves your device; Deobfuscate JavaScript does all the work in your browser.

      
Can I use Deobfuscate JavaScript without a connection?
Yes — after the first load Deobfuscate JavaScript runs entirely offline.

  

  
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