Code Deobfuscation
Tools for base64, eval chains, nested encoding, and string mangling.
Tools
CyberChef
online
Multi-step decode chains with visual recipe builder.
Speed: mediumSetup: none
UnPHP
online
Automated PHP decoder for obfuscated malware.
Speed: fastSetup: none
de4js
online
JavaScript deobfuscator and unpacker.
Speed: fastSetup: none
decodephp
online
Quick PHP decoder for base64 + eval patterns.
Speed: fastSetup: none
JS NICE
online
Statistical renaming and type inference for JavaScript.
Speed: fastSetup: none
Obfuscator.io Deobfuscator
online
Specialized deobfuscator for obfuscator.io encoded JavaScript.
Speed: mediumSetup: none
Restringer
cli
Node.js JavaScript deobfuscator with 40+ modules.
Speed: fastSetup: minimal