visual-studio

Windows CalculatorMicrosoft/calculator

A modern Windows calculator app with standard, scientific, programmer, and conversion capabilities, built by Microsoft.

mimikatzgentilkiwi/mimikatz

A Windows security tool for extracting credentials, hashes, and Kerberos tickets from memory and performing various post-exploitation techniques.

osu!ppy/osu

A free-to-win rhythm game client with an open-source engine and support for custom gameplay rulesets.

bgfxbkaradzic/bgfx

A cross-platform, graphics API agnostic rendering library that follows a 'Bring Your Own Engine/Framework' style.

MaterialDesignInXamlToolkitButchersBoy/MaterialDesignInXamlToolkit

A comprehensive Material Design theme and control library for WPF desktop applications in C# and VB.NET.

abpabpframework/abp

An open-source web application framework for ASP.NET Core that provides an opinionated architecture and infrastructure for building enterprise software.

Hazel Game EngineTheCherno/Hazel

An early-stage interactive application and rendering engine for Windows, developed as an educational tool for game engine design.

mRemoteNGmRemoteNG/mRemoteNG

An open-source, tabbed, multi-protocol remote connections manager for Windows.

DuckStationstenzek/duckstation

A fast, accurate PlayStation 1 emulator focusing on performance, compatibility, and long-term maintainability across multiple platforms.

MAMEmamedev/mame

A multi-purpose emulation framework for preserving vintage software history by documenting and emulating arcade games, computers, and consoles.

Valve Source SDKValveSoftware/source-sdk-2013

Open-source game development SDK for creating mods and games using Valve's Source 1 engine.

O3DEo3de/o3de

An open-source, multi-platform 3D engine for building AAA games, cinema-quality worlds, and high-fidelity simulations.

o3deo3de/o3de

An open-source, multi-platform 3D engine for building AAA games, cinema-quality worlds, and high-fidelity simulations.

ChakraCoreMicrosoft/ChakraCore

An open-source JavaScript engine with a C API for embedding JavaScript support into C/C++ projects.

Jucejuce-framework/JUCE

An open-source cross-platform C++ framework for building desktop/mobile applications and professional audio plug-ins.

NETworkManagerBornToBeRoot/NETworkManager

An open-source network administration and troubleshooting tool with remote access, diagnostics, and profile management in a unified interface.

GitExtensionsgitextensions/gitextensions

A standalone UI tool for managing Git repositories with Windows Explorer and Visual Studio integration.

Stridestride3d/stride

An open-source C# game engine for realistic rendering and VR, featuring a visual editor and cross-platform support.

Wicked Engineturanszkij/WickedEngine

An open-source C++ 3D engine with modern graphics, featuring a standalone editor, Lua scripting, and cross-platform support.

HandyControlHandyOrg/HandyControl

A collection of simple and commonly used WPF controls and styles for .NET desktop applications.

Flax EngineFlaxEngine/FlaxEngine

A high-quality modern 3D game engine written in C++ and C# with a focus on fast workflow and stunning graphics.

pywin32mhammond/pywin32

Python extensions providing access to Windows APIs, including COM, services, and system integration.

Greenshotgreenshot/greenshot

A lightweight, free screenshot tool for Windows with annotation, editing, and multiple export options.

Cyberduckiterate-ch/cyberduck

A libre file transfer client for macOS and Windows supporting FTP, SFTP, WebDAV, Amazon S3, Azure, OneDrive, and more.

Zelda3snesrev/zelda3

A reverse-engineered C implementation of The Legend of Zelda: A Link to the Past, playable from start to finish with modern enhancements.

DocFXdotnet/docfx

A static site generator for building technical documentation sites with API reference for .NET and REST APIs.

F# main repositorydotnet/fsharp

The official repository for the F# compiler, core library, language service, and Visual Studio tooling.

sumoeclipse/sumo

An open-source, microscopic traffic simulation package for modeling large urban networks with multiple transport modes.

WinSCPwinscp/winscp

A free Windows file manager supporting SFTP, FTP, FTPS, SCP, S3, WebDAV, and local transfers with automation capabilities.

RakNetOculusVR/RakNet

A cross-platform C++ networking engine designed for game development with features like NAT traversal and voice chat.

AegisubAegisub/Aegisub

A cross-platform advanced subtitle editor for creating, editing, and timing subtitles with automation support.

Space EngineersKeenSoftwareHouse/SpaceEngineers

Open-source voxel-based sandbox game where players engineer and construct spaceships and stations in space.

DirectXTKMicrosoft/DirectXTK

A collection of helper classes for writing DirectX 11.x C++ code for Win32 desktop, Xbox One, and UWP applications.

ioquake3ioquake/ioq3

A community-maintained, open-source engine for Quake III Arena and Team Arena, providing modern enhancements and cross-platform support.

LLGLLukasBanana/LLGL

A thin abstraction layer for modern graphics APIs (OpenGL, Direct3D, Vulkan, Metal) across desktop and mobile platforms.

Open Live WriterOpenLiveWriter/OpenLiveWriter

An open-source desktop application for writing, previewing, and publishing blog posts to various platforms.