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Open source projects and samples from Microsoft
README.md

Open Source at Microsoft

Get Involved

Right now, open communities are building amazing software together, and there are excellent "good first issue" opportunities, if you're looking to get involved.

Visit opensource.microsoft.com to learn more!

Microsoft projects adopt the Microsoft Open Source Code of Conduct. For more information see the Code of Conduct FAQ.

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  1. vscode vscode Public

    Visual Studio Code

    TypeScript 170k 31.6k

  2. TypeScript TypeScript Public

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

    TypeScript 104k 12.8k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 117k 6.9k

  4. terminal terminal Public

    The new Windows Terminal and the original Windows console host, all in the same place!

    C++ 97.7k 8.5k

  5. semantic-kernel semantic-kernel Public

    Integrate cutting-edge LLM technology quickly and easily into your apps

    C# 24.1k 3.7k

Repositories

Showing 10 of 6759 repositories
  • azure_arc Public

    Automated Azure Arc, Azure Local, IoT, and Kubernetes environments

    microsoft/azure_arc’s past year of commit activity
    HTML 778 CC-BY-4.0 575 8 3 Updated Apr 19, 2025
  • navcontainerhelper Public

    Official Microsoft repository for BcContainerHelper, a PowerShell module, which makes it easier to work with Business Central Containers on Docker.

    microsoft/navcontainerhelper’s past year of commit activity
    PowerShell 411 MIT 250 148 (16 issues need help) 4 Updated Apr 19, 2025
  • opensource.microsoft.com Public

    This is the source code to the Microsoft Open Source site featuring projects, program information, and "get involved" pages. This site is published at opensource.microsoft.com and managed by the Microsoft Open Source Programs Office (OSPO).

    microsoft/opensource.microsoft.com’s past year of commit activity
    JavaScript 894 MIT 417 0 7 Updated Apr 19, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 170,191 MIT 31,648 5,000+ (402 issues need help) 544 Updated Apr 19, 2025
  • vs-streamjsonrpc Public

    The StreamJsonRpc library offers JSON-RPC 2.0 over any .NET Stream, WebSocket, or Pipe. With bonus support for request cancellation, client proxy generation, and more.

    microsoft/vs-streamjsonrpc’s past year of commit activity
    C# 817 153 47 (1 issue needs help) 11 Updated Apr 19, 2025
  • vscode-azuretools Public

    Common packages for building Azure extensions for VS Code

    microsoft/vscode-azuretools’s past year of commit activity
    TypeScript 122 MIT 70 48 5 Updated Apr 19, 2025
  • vs-threading Public

    The Microsoft.VisualStudio.Threading is a xplat library that provides many threading and synchronization primitives used in Visual Studio and other applications.

    microsoft/vs-threading’s past year of commit activity
    C# 1,017 150 102 (4 issues need help) 9 Updated Apr 19, 2025
  • genaiscript Public

    Automatable GenAI Scripting

    microsoft/genaiscript’s past year of commit activity
    TypeScript 2,520 MIT 172 93 (2 issues need help) 2 Updated Apr 19, 2025
  • demikernel Public

    Kernel-Bypass LibOS Architecture

    microsoft/demikernel’s past year of commit activity
    Rust 1,121 MIT 129 86 (6 issues need help) 2 Updated Apr 19, 2025
  • mttl Public

    Building modular LMs with parameter-efficient fine-tuning.

    microsoft/mttl’s past year of commit activity
    Python 101 MIT 16 3 6 Updated Apr 19, 2025
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