ILSpy AlternativesOnly apps categorised as Decompilers

The best Decompiler alternative to ILSpy is dnSpy, which is both free and Open Source. If that doesn't suit you, our users have ranked nine alternatives to ILSpy and five of them are Decompilers so hopefully you can find a suitable replacement. Other interesting Decompiler alternatives to ILSpy are dnSpyEx, .NET Reflector, CFR and GrayWolf.

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ILSpy alternatives are mainly Decompilers but may also be Game Development Tools or Resource Editors.  Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of ILSpy.
ILSpy iconILSpy
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ILSpy is the open-source .NET assembly browser and decompiler.

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ILSpy alternatives page was last updated Jan 8, 2024
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  1. dnSpy icon
    dnSpy icon

    dnSpy

     21 likes
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    dnSpy is a debugger and .NET assembly editor. You can use it to edit and debug assemblies even if you don't have any source code available.

    11 dnSpy alternatives
    dnSpy screenshot 1

    License model

    • Free • Open Source

    Application types

    Platforms

    • Windows

    dnSpy Features

    1.  Portable
    2.  Debugging
    dnSpy screenshot 1
    dnSpy screenshot 2
    +3
    dnSpy screenshot 3
    Discontinued

    Repository on GitHub is archived since 2020.

    dnSpy iconILSpy Icon

    dnSpy VS ILSpy

    Is dnSpy a good alternative to ILSpy?
     
    Comments about dnSpy as an Alternative to ILSpy
     
    Guest

    Fully featured, allows quick export to VS project, decompiles working code, handles private implementations correctly unlike dotPeek.

    Positive comment •Oct 26, 2018
    -1
    ILSpy Icon
    dnSpy icon

    • Almost everyone thinks dnSpy is a great ILSpy alternative.

    • dnSpy is the most popular Windows alternative to ILSpy.

    • dnSpy is the most popular Open Source & free alternative to ILSpy.

    • dnSpy is Free and Open SourceILSpy is also Free and Open Source
  2. dnSpyEx icon
    dnSpyEx icon

    dnSpyEx

     2 likes
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    dnSpyEx is an unofficial continuation of the dnSpy project which is a debugger and .NET assembly editor. You can use it to edit and debug assemblies even if you don't have any source code available. Main features:

    11 dnSpyEx alternatives
    dnSpyEx screenshot 1

    License model

    • Free • Open Source

    Application type

    Platforms

    • Windows

    dnSpyEx Features

    1.  Debugging
    dnSpyEx screenshot 1
    dnSpyEx iconILSpy Icon

    dnSpyEx VS ILSpy

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  4. .NET Reflector icon
    .NET Reflector icon

    .NET Reflector

     22 likes
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    Decompile Any .NET Code.

    10 .NET Reflector alternatives
    Get Insights - Find dependencies and more

    License model

    Application types

    Platforms

    • Windows
    • .NET Framework

    .NET Reflector Features

    1.  NET Framework
    2.  Debugging
    3.  Disassembler
    Follow data in Visual Studio (VSPRO Edition)
    Find Bugs in Visual Studio (VSPRO Edition)
    .NET Reflector iconILSpy Icon

    .NET Reflector VS ILSpy

    Is .NET Reflector a good alternative to ILSpy?
     

    • .NET Reflector is the most popular commercial alternative to ILSpy.

    • .NET Reflector is Paid and ProprietaryILSpy is Free and Open Source

  5. CFR

     2 likes
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    CFR will decompile modern Java features - Java 8 lambdas (pre and post Java beta 103 changes), Java 7 String switches etc, but is written entirely in Java 6. [ http://www.benf.org/other/cfr/ ].

    11 CFR alternatives
    CFR screenshot 1

    License model

    • Free • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux

    CFR Features

    1.  Portable
    ILSpy Icon

    CFR VS ILSpy

    Is CFR a good alternative to ILSpy?
     

    • CFR is the most popular Mac & Linux alternative to ILSpy.

    • CFR is Free and Open SourceILSpy is also Free and Open Source
  6. GrayWolf icon
    GrayWolf icon

    GrayWolf

     1 like
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    GrayWolf is a .NET Decompiler that can edit the IL of a compiled .NET application. This Decompiler is targeted at hacking compiled .NET applications. This is a Beta product the IL editing is lacking and the deobfuscator is just getting going.

    5 GrayWolf alternatives
    Basic decompile

    License model

    • Free • Proprietary

    Application type

    Platforms

    • Windows

    GrayWolf Features

    1.  Disassembler
    Discontinued

    Offical website link 404 error

    GrayWolf iconILSpy Icon

    GrayWolf VS ILSpy

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5 of 5 ILSpy alternatives