Ilspy– ILSpy is the open-source .NET assembly browser and decompiler.
DotPeek – dotPeek is a free-of-charge standalone tool based on ReSharper’s bundled decompiler. It can reliably decompile any .NET assembly into equivalent C# or IL code.
vb5.0/6.0
VB Decompiler Lite 11 (p-code, VB6) – Best code recovery solution for Visual Basic 5.0/6.0 applications and fast disassembler for Visual Studio .NET compiled apps.
WKTVBDebugger– A debugger for Visual Basic P-Code compiled apps.
Numega SmartCheck – SmartCheck is a run-time debugging tool that addresses the most problematic conditions encountered by Visual Basic developers.
DelphieDeDe– DeDe is a very fast program that can analyze executables compiled with Delphi.
Relyze: Relyze Desktop is available in two editions, either Standard or Professional. Relyze Desktop Standard is free to use for non commercial purposes and is available to download below.
Relyze Desktop - Download
Interactive Delphi Reconstructor (IDR): Interactive Delphi Reconstructor IDR (Interactive Delphi Reconstructor) – a decompiler of executable files (EXE) and dynamic libraries (DLL), written in Delphi and executed in Windows32 environment.
Release 27_01_2019 · crypto2011/IDR
GitHub
AutoIt
AutoIt3 Decompiler – This application can be used to decompile AutoIt scripts.