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Open source projects and samples from Microsoft
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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 166k 30.1k

  2. TypeScript TypeScript Public

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

    TypeScript 102k 12.6k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 114k 6.7k

  4. terminal terminal Public

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

    C++ 96.5k 8.4k

  5. semantic-kernel semantic-kernel Public

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

    C# 22.8k 3.4k

Repositories

Showing 10 of 6621 repositories
  • garnet Public

    Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.

    microsoft/garnet’s past year of commit activity
    C# 10,734 MIT 547 25 (13 issues need help) 16 Updated Jan 22, 2025
  • sbom-tool Public

    The SBOM tool is a highly scalable and enterprise ready tool to create SPDX 2.2 compatible SBOMs for any variety of artifacts.

    microsoft/sbom-tool’s past year of commit activity
    C# 1,680 MIT 144 29 (3 issues need help) 22 Updated Jan 22, 2025
  • genaiscript Public

    Automatable GenAI Scripting

    microsoft/genaiscript’s past year of commit activity
    TypeScript 2,180 MIT 133 48 (1 issue needs help) 1 Updated Jan 22, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,010 MIT 4,722 844 633 Updated Jan 22, 2025
  • cask Public

    Microsoft's public Common Annotated Security Key (CASK) standard specification, C# reference API + tests, etc.

    microsoft/cask’s past year of commit activity
    C# 1 MIT 2 0 1 Updated Jan 22, 2025
  • graphrag Public

    A modular graph-based Retrieval-Augmented Generation (RAG) system

    microsoft/graphrag’s past year of commit activity
    Python 21,836 MIT 2,156 163 46 Updated Jan 22, 2025
  • FluidFramework Public

    Library for building distributed, real-time collaborative web applications

    microsoft/FluidFramework’s past year of commit activity
    TypeScript 4,771 MIT 535 20 97 Updated Jan 22, 2025
  • aitour-building-copilots-with-copilot-studio Public
    microsoft/aitour-building-copilots-with-copilot-studio’s past year of commit activity
    C# 12 MIT 5 1 0 Updated Jan 22, 2025
  • azurelinux Public

    Linux OS for Azure 1P services and edge appliances

    microsoft/azurelinux’s past year of commit activity
    RPM Spec 4,356 MIT 564 142 785 Updated Jan 22, 2025
  • Power-Fx Public

    Power Fx low-code programming language

    microsoft/Power-Fx’s past year of commit activity
    C# 3,232 MIT 333 252 (9 issues need help) 64 Updated Jan 22, 2025
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