Developer Tool updated 1 month ago

JavaScript Obfuscator

Protect your JavaScript code by obfuscating it. Make source code harder to read and reverse-engineer.

Always Free Easy to use Instant results Private and secure

Use JavaScript Obfuscator

Input Size
0 B
Output Size
0 B
Change
0%
Status
Ready

Input JavaScript

Output JavaScript

Pipeline

Recommended: keep minify enabled. Obfuscation runs after minification.

Minify Options

Obfuscator Options

Heavy obfuscation can break some scripts. Test the output before using it.

Read Content

Learn how the tool works and when to use it.

The JavaScript Obfuscator transforms your readable JavaScript code into obfuscated, hard-to-reverse-engineer code while preserving its functionality.

Why Use This Tool?

Obfuscation helps protect your JavaScript intellectual property by making the source code difficult for humans to understand and analyze. It's commonly used for commercial web applications and browser extensions.

How It Works

  • Paste your JavaScript code into the input area.
  • Select obfuscation options (variable renaming, string encoding, etc.).
  • Click Obfuscate to process the code.
  • View size comparison and copy the obfuscated output.

Key Features

  • Variable name mangling
  • String encoding/encryption
  • Control flow flattening
  • Dead code injection
  • Size comparison stats
  • Copy and download output

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