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JSimplifier

JavaScript Deobfuscation and Simplification Tool

Batch Processing Info:Upload a ZIP file containing JavaScript files. The system will automatically extract and process all .js files, then return a ZIP file containing the deobfuscated files.
Current Selection:Deobfuscation

Advanced Options

Context Window Info:Controls how much code the AI model can process at once. Larger values allow more context understanding but take longer to process. Recommended: 1000-2000.
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Features

  • AI-driven variable renaming (OpenAI GPT, Google Gemini)
  • AST-level code transformation
  • Control flow flattening removal
  • Dead code elimination
  • String decoding (AA/JJ encoding)
  • Webpack bundle unpacking
  • Legacy JScript conversion
  • Code formatting and beautification