All

277 repositories

razor
Public
Compiler and tooling experience for Razor ASP.NET Core apps in Visual Studio and VS Code.
aspnet hacktoberfest
aspnet hacktoberfest
C#
•238•709•636•32•Updated Apr 28, 2026Apr 28, 2026
runtime
Public
.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.
dotnet help-wanted hacktoberfest
dotnet help-wanted hacktoberfest
C#
•
MIT License
•5.4k•18k•7.8k•407•Updated Apr 28, 2026Apr 28, 2026
orleans
Public
Cloud Native application framework for .NET
distributed-systems actors dotnet
distributed-systems actors dotnet actor-model concurrency cloud-computing cloud-native distributed-actors orleans
C#
•
MIT License
•2.1k•11k•657•56•Updated Apr 28, 2026Apr 28, 2026
aspnetcore
Public
ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.
dotnet aspnetcore help-wanted
dotnet aspnetcore help-wanted hacktoberfest
C#
•
MIT License
•11k•38k•3.6k•276•Updated Apr 28, 2026Apr 28, 2026
roslyn
Public
The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.
visual-studio csharp roslyn
visual-studio csharp roslyn visual-basic hacktoberfest
C#
•
MIT License
•4.2k•20k•5.5k•687•Updated Apr 28, 2026Apr 28, 2026
winforms
Public
Windows Forms is a .NET UI framework for building Windows desktop applications.
winforms desktop help-wanted
winforms desktop help-wanted windows-forms hacktoberfest
C#
•
MIT License
•1.1k•4.8k•719•88•Updated Apr 28, 2026Apr 28, 2026
maui
Public
.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.
android microsoft ios
android microsoft ios multi-platform mobile dotnet desktop user-interface hacktoberfest maui
C#
•
MIT License
•1.9k•23k•3.8k•307•Updated Apr 28, 2026Apr 28, 2026
emsdk
Public
Emscripten SDK
Shell
•
Other
•807•17•0•8•Updated Apr 28, 2026Apr 28, 2026
arcade-services
Public
Home to .NET's dependency flow system & tooling
infrastructure dotnet dependencies
infrastructure dotnet dependencies engineering-platforms depedency-tracking
C#
•
MIT License
•81•81•177•12•Updated Apr 28, 2026Apr 28, 2026
maui-labs
Public
Experimental and pre-release tools for .NET MAUI
android microsoft ios
android microsoft ios multi-platform mobile ai dotnet mcp desktop user-interface
C#
•
MIT License
•12•85•24•29•Updated Apr 28, 2026Apr 28, 2026
windowsdesktop
Public
Shell
•
MIT License
•65•207•13•0•Updated Apr 28, 2026Apr 28, 2026
Open-XML-SDK
Public
Open XML SDK by Microsoft
office docx pptx
office docx pptx openxml-format
C#
•
MIT License
•594•4.5k•90•20•Updated Apr 28, 2026Apr 28, 2026
dotnet
Public
Home of .NET's Virtual Monolithic Repository which includes all the code needed to build the .NET SDK.
dotnet monorepo
dotnet monorepo
C#
•
MIT License
•282•1.1k•159•43•Updated Apr 28, 2026Apr 28, 2026
diagnostics
Public
This repository contains the source code for various .NET Core runtime diagnostic tools and documents.
C++
•
MIT License
•394•1.3k•255•27•Updated Apr 28, 2026Apr 28, 2026
msbuild
Public
The Microsoft Build Engine (MSBuild) is the build platform for .NET and Visual Studio.
microsoft visual-studio build
microsoft visual-studio build msbuild help-wanted hacktoberfest
C#
•
MIT License
•1.4k•5.5k•1.5k•105•Updated Apr 28, 2026Apr 28, 2026
macios
Public
.NET for iOS, Mac Catalyst, macOS, and tvOS provide open-source bindings of the Apple SDKs for use with .NET managed languages such as C#
macos ios xamarin
macos ios xamarin csharp dotnet tvos watchos
C#
•
Other
•565•2.9k•452•57•Updated Apr 28, 2026Apr 28, 2026
fsharp
Public
The F# compiler, F# core library, F# language service, and F# tooling integration for Visual Studio
visual-studio tools compiler
visual-studio tools compiler fsharp functional-programming dotnet netcore intellisense
F#
•
MIT License
•858•4.3k•1.2k•94•Updated Apr 28, 2026Apr 28, 2026
sdk
Public
Core functionality needed to create .NET Core projects, that is shared between Visual Studio and CLI
cli visual-studio sdk
cli visual-studio sdk dotnet
C#
•
MIT License
•1.2k•3.1k•2.7k•242•Updated Apr 28, 2026Apr 28, 2026
android
Public
.NET for Android provides open-source bindings of the Android SDK for use with .NET managed languages such as C#
C#
•
MIT License
•569•2.1k•408•32•Updated Apr 28, 2026Apr 28, 2026
templating
Public
This repo contains the Template Engine which is used by dotnet new
dotnet dotnet-template
dotnet dotnet-template
396•1.7k•209•11•Updated Apr 28, 2026Apr 28, 2026
arcade
Public
Tools that provide common build infrastructure for multiple .NET Foundation projects.
C#
•
MIT License
•385•720•420•38•Updated Apr 28, 2026Apr 28, 2026
NuGet.BuildTasks
Public
The build tasks used to pick up package content from project.lock.json.
PowerShell
•
MIT License
•62•47•19•1•Updated Apr 28, 2026Apr 28, 2026
wcf
Public
This repo contains the client-oriented WCF libraries that enable applications built on .NET Core to communicate with WCF services.
wcf wcf-client
wcf wcf-client
C#
•
MIT License
•574•1.8k•314•29•Updated Apr 28, 2026Apr 28, 2026
efcore
Public
EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.
c-sharp orm database
c-sharp orm database entity-framework dotnet-core dotnet-standard hacktoberfest dotnet-framework aspnet-product
C#
•
MIT License
•3.4k•15k•2.4k•37•Updated Apr 28, 2026Apr 28, 2026
csharplang
Public
The official repo for the design of the C# programming language
csharp language-design
csharp language-design
C#
•1.1k•13k•238•39•Updated Apr 28, 2026Apr 28, 2026
vscode-dotnet-runtime
Public
VSCode Extension for Installing .NET via VS Code
TypeScript
•
MIT License
•421•208•663•21•Updated Apr 28, 2026Apr 28, 2026
performance
Public
This repo contains benchmarks used for testing the performance of all .NET Runtimes
F#
•
MIT License
•297•761•209•53•Updated Apr 28, 2026Apr 28, 2026
Scaffolding
Public
Code generators to speed up development.
C#
•
MIT License
•242•806•242•14•Updated Apr 28, 2026Apr 28, 2026
SqlClient
Public
Microsoft.Data.SqlClient provides database connectivity to SQL Server for .NET applications.
C#
•
MIT License
•331•970•229•61•Updated Apr 28, 2026Apr 28, 2026
vscode-csharp
Public
Official C# support for Visual Studio Code
c-sharp csharp dotnet
c-sharp csharp dotnet vscode omnisharp
TypeScript
•
MIT License
•748•3k•696•24•Updated Apr 27, 2026Apr 27, 2026

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277 repositories

razor

runtime

orleans

aspnetcore

roslyn

winforms

maui

emsdk

arcade-services

maui-labs

windowsdesktop

Open-XML-SDK

dotnet

diagnostics

msbuild

macios

fsharp

sdk

android

templating

arcade

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277 repositories