Open Source at Microsoft

Microsoft/vscode

Visual Studio Code

444996035

Microsoft/TypeScript

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

312014562

Reactive-Extensions/RxJS

The Reactive Extensions for JavaScript

185952160

Microsoft/CNTK

Microsoft Cognitive Toolkit (CNTK), an open source deep-learning toolkit

138743667

dotnet/corefx

This repo contains the .NET Core foundational libraries, called CoreFX. It includes classes for collections, file systems, console, XML, async and many others. We welcome contributions.

134013791

PowerShell/PowerShell

PowerShell for every system!

94571428

Microsoft/dotnet

This repo is the official home of .NET on GitHub. It's a great starting point to find many .NET OSS projects from Microsoft and the community, including many that are part of the .NET Foundation.

92151479

dotnet/coreclr

This repo contains the .NET Core runtime, called CoreCLR, and the base library, called System.Private.Corelib (or mscorlib). It includes the garbage collector, JIT compiler, base .NET data types and many low-level classes. We welcome contributions.

89492252

dotnet/roslyn

The .NET Compiler Platform ("Roslyn") provides open-source C# and Visual Basic compilers with rich code analysis APIs.

88742142

MicrosoftArchive/redis

Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes

86552492

Microsoft/monaco-editor

A browser based code editor

7807594

Microsoft/napajs

Napa.js: a multi-threaded JavaScript runtime

7604247

Microsoft/api-guidelines

Microsoft REST API Guidelines

7581779

SignalR/SignalR

Incredibly simple real-time web for .NET

69622089

aspnet/Home

The Home repository is the starting point for people to learn about ASP.NET Core.

67621675

Microsoft/ChakraCore

ChakraCore is the core part of the Chakra Javascript engine that powers Microsoft Edge

6761862

dotnet/core

Home repository for .NET Core

67511381

mono/mono

Mono open source ECMA CLI, C# and .NET implementation.

61912789

Microsoft/WSL

Issues found on WSL

5867240

Microsoft/reactxp

Library for cross-platform app development.

5859381