dnSpy Alternatives

dotPeek is a free tool based on ReSharper. It can reliably decompile any . NET assembly into C# or IL code. Download dotPeekCommunity. Materials Newsletters, webinars.

ICSharpCode. Decompiler. Console..

Free. For everyone. Forever. With an open source decompilation engine

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Yet another fast Java decompiler

CFF Explorer Suite is a freeware pack of many developing and editing tools like PE editor, process viewer, etc.

MSIL Disassembler is basically an IL disassembler that is companion tool to the IL assembler.

Software Reverse Engineering (SRE) Framework

The best-of-breed binary code analysis tool, an indispensable item in the toolbox of world-class software analysts, reverse engineers, malware analyst and cybersecurity professionals.

classeditor - tool to edit class file binaries

Online Java and Android decompiler. Just drag and drop .JAR or .APK file and browse decompiled content online.

free

Microsoft Visual Studio is an integrated development environment (IDE) from Microsoft.

GrayWolf is a .NET Decompiler that can edit the IL of a compiled .NET application.