Browse free open source C# Debuggers and projects below. Use the toggles on the left to filter open source C# Debuggers by OS, license, language, programming language, and project status.

  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

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    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
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  • Grafana: The open and composable observability platform Icon
    Grafana: The open and composable observability platform

    Faster answers, predictable costs, and no lock-in built by the team helping to make observability accessible to anyone.

    Grafana is the open source analytics & monitoring solution for every database.
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  • 1
    dnSpy

    dnSpy

    .NET debugger and assembly editor

    dnSpy is a free and open-source tool tailored for debugging, decompiling, and editing .NET and Unity assemblies—even without source code. It supports light/dark themes and portable use, making it popular among developers and reverse engineers.
    Downloads: 406 This Week
    Last Update:
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  • 2
    SharpDevelop

    SharpDevelop

    A free IDE for C#, VB.NET, & Boo projects on Microsoft's .NET platform

    SharpDevelop is the open-source IDE for the .NET platform. Write applications in languages including C#, VB.NET, F#, IronPython and IronRuby, as well as target rich and reach: Windows Forms or WPF, as well as ASP.NET MVC and WCF. It starts from USB drives, supports read-only projects, comes with integrated unit and performance testing tools, Git, NuGet and a lot more features that make you productive as a developer.
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    Downloads: 568 This Week
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  • 3
    Decompiler

    Decompiler

    Binary executable decompiler

    Reko decompiler reads program binaries, decompiles them, infers data types, and emits structured C source code. Designed with a pluggable architecture, it currently has: - support for 68k, ARM, MIPS, PowerPC, Risc-V, Sparc, x86, Z80 processors and many more - support for EXE, Elf, AmigaOS Hunk executable formats and many more - support for MS-DOS, Win32, U*ix, AmigaOS , C64, ZX-81 Reko decompiler comes with a GUI and a command-line interface. Visit https://github.com/uxmal/reko for the GIT repository.
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    Downloads: 192 This Week
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  • 4
    LuaEdit is an IDE/Text Editor/Debugger for the Lua language. Its interface looks like MS Visual Studio .Net� and includes syntax highlighting, code completion, advance breakpoint management, efficient search engines, etc. Client under GPL and server (core debugger) under LGPL.
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    Downloads: 46 This Week
    Last Update:
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  • Desktop and Mobile Device Management Software Icon
    Desktop and Mobile Device Management Software

    It's a modern take on desktop management that can be scaled as per organizational needs.

    Desktop Central is a unified endpoint management (UEM) solution that helps in managing servers, laptops, desktops, smartphones, and tablets from a central location.
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  • 5
    Dotnet IL Editor (DILE) allows disassembling and debugging .NET 1.0/1.1/2.0/3.0/3.5 applications without source code or .pdb files. It can debug even itself or the assemblies of the .NET Framework on IL level.
    Downloads: 6 This Week
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  • 6
    Software Studio is an Integrated Development Environment (IDE) for C#, Java, VB.Net, Aspx, C++, Html, Xml, Php, JavaScript, Tex with multi-language support,syntax higlighting,code folding,code completetion,refactoring support
    Downloads: 6 This Week
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  • 7
    Tiny8051
    Tiny8051 is small 8051 microcontroller simulator written in C#. Project was created for educational purposes, to show how µP works by using clean visual interface and debugging. Note: communication over serial port was not implemented, because there was no demand for it.
    Downloads: 4 This Week
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  • 8
    A C#, C++, Delphi, ActiveX ,javascript and Java trace framework and a trace viewer: Tail, outputDebugString, event log, Log4J, Log4Net, Microsoft EIF support and Pocket PC development (C++ and .NET)
    Downloads: 5 This Week
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  • 9
    Decompiler for 1C Enterprise 7.7
    Downloads: 2 This Week
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  • Add a fully functional PDF editor to your ASP.NET website in minutes! Icon
    Add a fully functional PDF editor to your ASP.NET website in minutes!

    For developers and anyone searching for a web based PDF viewer, editor, and form filler to control PDF content access

    RAD PDF natively supports the most commonly used PDF features. Beyond a PDF reader, RAD PDF equips web applications with a browser-based PDF editor & PDF annotator. Features not even available in Adobe Acrobat Reader can be used to provide advanced PDF functionality. By enabling PDF form filling & PDF form saving directly in the web browser, RAD PDF users can utilize PDF features without worrying about having the right platform or software installed! Allow your app to design new PDF forms, protect content, sign PDFs, & more using an intuitive graphical user interface (GUI).
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  • 10
    iOS Crash Logs Tool [todo: remove]

    iOS Crash Logs Tool [todo: remove]

    iOS crash logs symbolicating for Windows

    Tool for iOS crash logs (crash report) symbolicating ( for OS Windows )
    Downloads: 1 This Week
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  • 11
    Tool for monitoring of OCI client applications [f.e.: TOAD/TOra, or any OCI-based fat client] interaction with Oracle Database. Monitors SQL statements and values passed/fetched between client application and RDBMS. Consists of simple and nice GUI [C#] and events handler [C++] with quite a lot of OCI hacking. Interface between handlers and tool's GUI is through tailing of XML "pipeline" files in $HOME/.ocimonitor directory. Tool is quite similar to Quest SQLMonitor, which is unable to trace values.
    Downloads: 1 This Week
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  • 12

    .Net Memory Profiler

    .Net Memory Profiler

    .Net Memory Profiler is a single C# class that builds a tree of specified object's fields, their sub-fields and so on up to primitive types. And in the "Quick Watch" window of the Visual Studio you will be able to see the memory usage by each of those fields. For more details see screenshots.
    Downloads: 1 This Week
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  • 13
    Logger.NET is a logging framework which enables you to include code which contains logging information (like Entermethod, Exitmethod, variable values etc) to be logged. For licensing questions, see license.txt in the releases
    Downloads: 1 This Week
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  • 14
    An implementation of Kent Beck's famous XUnit testing framework designed specifically for unit testing components written for the .NET platform.
    Downloads: 0 This Week
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  • 15
    The ASL Notepad is a IDE for ACPI SourceLanguage with many Features like Syntax highlighting, Debugger, Compiler and so on. Currently available language is only German but we plan to integrate more lanuages in the next release.
    Downloads: 0 This Week
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  • 16
    Visual Studio Add-In where developers can arrange their breakpoints via Drag'n'Drop in a tree structure to model a path of execution.
    Downloads: 0 This Week
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  • 17
    Integrated development environment for creating, editing, compiling, translating, debugging and profiling portable brainfuck programs.
    Downloads: 0 This Week
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  • 18

    C# DataTable StringBuilder Visualizer

    Visualize String, StringBuilder, Image, and DataTable in debug mode.

    Visualizer is a tool for .NET developers who use MS Visual Studio. In debug mode, it provides the ability to view and search objects of type String, StringBuilder, DataTable and Image, by clicking on the magnifying glass. Install by copying all files in the zip to your user folder: C:\Users\<username>\Documents\Visual Studio 2012\Visualizers\
    Downloads: 0 This Week
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  • 19
    CRDebug is a debugger application targeted primarily for developers of high-performance applications like games. It allows for data to be captured at run-time and analyzed at later stages using various visualization plugins CRDebug provides.
    Downloads: 0 This Week
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  • 20
    ChecklistAgent - Unit testing for your runtime environment.
    Downloads: 0 This Week
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  • 21

    ClrDbg

    Tool for opening dmp files for .NET applications.

    ClrDbg can open a dmp file, or connect to a running process, and display information about the objects on the heap and their class information (such as field definitions and method signatures), threads and their call stacks. ClrDbg uses the Microsoft.Diagnostics.Runtime.dll (ClrMD). The user-interface allows the user to drill-down by clicking on hyperlinks in a grid view.
    Downloads: 0 This Week
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  • 22
    Lightweight and easy to use logging framework for C#
    Downloads: 0 This Week
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  • 23
    Debugging library for .NET (written in C#). Log as plain text, xml and treeviews into console, debug window, files and eventlog. Covers pretty much all debugging needs.
    Downloads: 0 This Week
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  • 24
    Mock framework for c# which deal with static, non-virtual methods and sealed class.
    Downloads: 0 This Week
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  • 25
    A full featured hooking library for Windows 2000 and later. Supports 32- and 64-Bit processors, hooking through different terminal sessions and system services, injection of NET-Code and has a very fast IPC. A pure NET-Wrapper is also included.
    Downloads: 0 This Week
    Last Update:
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