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ILSpy vs OriginPro

Professional comparison and analysis to help you choose the right software solution for your needs.

ILSpy icon
ILSpy
OriginPro icon
OriginPro

ILSpy vs OriginPro: The Verdict

⚡ Summary:

ILSpy: ILSpy is a free, open-source .NET assembly browser and decompiler. It allows you to view and analyze the contents of .NET assemblies in C# and other .NET languages.

OriginPro: OriginPro is data analysis and graphing software used by scientists and engineers for analyzing, graphing, and presenting data. It offers a wide range of advanced analysis tools and customization options for creating professional plots and reports.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature ILSpy OriginPro
Sugggest Score — —
Category Development Science & Engineering
Pricing Open Source —

Product Overview

ILSpy
ILSpy

Description: ILSpy is a free, open-source .NET assembly browser and decompiler. It allows you to view and analyze the contents of .NET assemblies in C# and other .NET languages.

Type: software

Pricing: Open Source

OriginPro
OriginPro

Description: OriginPro is data analysis and graphing software used by scientists and engineers for analyzing, graphing, and presenting data. It offers a wide range of advanced analysis tools and customization options for creating professional plots and reports.

Type: software

Key Features Comparison

ILSpy
ILSpy Features
  • Decompile .NET assemblies into C# and other .NET languages
  • Navigate and view the contents of assemblies
  • Search for types, methods, properties, etc.
  • View metadata and attributes for types and members
  • Compare different versions of assemblies
  • Plugin architecture to extend functionality
OriginPro
OriginPro Features
  • Data analysis
  • Graphing
  • Curve fitting
  • Statistics
  • Signal processing
  • Image analysis
  • Automation

Pros & Cons Analysis

ILSpy
ILSpy

Pros

  • Free and open source
  • Works on Windows, Linux and Mac
  • Supports wide range of .NET assembly versions
  • Integrates with Visual Studio
  • Active development and user community

Cons

  • Limited decompilation of obfuscated assemblies
  • No official support offered
  • UI is basic and unpolished in places
  • Steep learning curve for some advanced features
OriginPro
OriginPro

Pros

  • Powerful analysis and graphing capabilities
  • Intuitive interface
  • Highly customizable graphs and templates
  • Supports a wide range of file formats
  • Can handle large, complex datasets
  • Scripting for automation and customization

Cons

  • Expensive licensing model
  • Steep learning curve
  • Overkill for basic data visualization needs
  • Limited collaboration features

Pricing Comparison

ILSpy
ILSpy
  • Open Source
OriginPro
OriginPro
  • Not listed

Related Comparisons

Learn More About Each Product

ILSpy
ILSpy
Reviews, pricing & alternatives →
OriginPro
OriginPro
Reviews, pricing & alternatives →

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