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JavaScript Obfuscator vs Obfuscar

JavaScript Obfuscator

github.com

Obfuscar

github.com

Side by side

FigureJavaScript ObfuscatorObfuscar
Price from$19/moFree
Free planYesYes
Free trial——
Open source——
WebYes—
Windows—Yes
macOS—Yes
Linux—Yes
APIYes—
Self-hostedYes—
Plans published41
Spec score · Code Obfuscation Software8.2 (#7)7.5 (#23)
PurposeJavaScript Obfuscator transforms JavaScript into harder-to-understand code to protect source code.Obfuscar obfuscates .NET assemblies by renaming metadata to make decompiled code harder to follow.
Security limitationThe documentation says obfuscation is not encryption and advises against storing API keys, secrets, or credentials in frontend code.The project warns that malformed or malicious assemblies can cause unexpected behavior, including crashes or hangs, and says to process only trusted inputs.

Plans

JavaScript Obfuscator

  • FreeFree
  • Pro$19 a month
  • Team$59 a month
  • Business$149 a month

JavaScript Obfuscator pricing →

Obfuscar

  • ObfuscarFree

Obfuscar pricing →

In their own words

JavaScript Obfuscator

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Obfuscar

Obfuscar is a free tool for obfuscating .NET assemblies on Linux, macOS, and Windows. It renames metadata—including methods, properties, events, fields, types, and namespaces—to short names, making decompiled code harder to follow. The shorter names can also reduce executable size. An optional string-hiding feature replaces string loads with calls that retrieve values from a buffer, at a small performance cost; the project notes that this hiding is reversible. Configuration uses an XML file to specify assemblies, dependency paths, and output location. Obfuscar is available as a NuGet package and a .NET Global Tool, with command-line use. Its 3.0 beta requires absolute paths and rejects relative paths and variable placeholders. The project cautions that obfuscation does not stop a determined reverse-engineering effort and that malformed or malicious assemblies can cause unexpected behavior, including crashes or hangs. It recommends processing only trusted inputs.

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