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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 182k 38k

  2. TypeScript TypeScript Public

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

    TypeScript 108k 13.2k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

    C# 130k 7.7k

  4. terminal terminal Public

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

    C++ 102k 9.1k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.3k 4.5k

Repositories

Showing 10 of 7578 repositories
  • vscode-copilot-chat Public

    Copilot Chat extension for VS Code

    microsoft/vscode-copilot-chat’s past year of commit activity
    TypeScript 9,485 MIT 1,663 0 186 Updated Feb 20, 2026
  • electionguard-rust Public

    CURRENTLY EXPERIMENTAL Rust implementation of the ElectionGuard system

    microsoft/electionguard-rust’s past year of commit activity
    Rust 12 MIT 15 0 3 Updated Feb 20, 2026
  • FlowQuery Public

    A declarative query language for data processing pipelines.

    microsoft/FlowQuery’s past year of commit activity
    TypeScript 5 MIT 1 0 0 Updated Feb 20, 2026
  • LangChain4j-for-Beginners Public

    A course for AI applications with LangChain4j from simple chat to AI agents.

    microsoft/LangChain4j-for-Beginners’s past year of commit activity
    Java 176 MIT 60 0 1 Updated Feb 20, 2026
  • zerotrustassessment Public

    Repository for the Zero Trust Assessment project

    microsoft/zerotrustassessment’s past year of commit activity
    HTML 276 MIT 126 48 17 Updated Feb 20, 2026
  • azure-pipelines-agent Public

    Azure Pipelines Agent 🚀

    microsoft/azure-pipelines-agent’s past year of commit activity
    C# 1,875 MIT 912 74 140 Updated Feb 20, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 10,252 MIT 6,121 1,105 251 Updated Feb 20, 2026
  • Agents Public

    The Microsoft 365 Agent SDK simplifies building full stack, multichannel, trusted agents for platforms including M365, Teams, Copilot Studio, and Webchat.

    microsoft/Agents’s past year of commit activity
    PowerShell 727 MIT 252 84 30 Updated Feb 20, 2026
  • minions Public
    microsoft/minions’s past year of commit activity
    Python 20 MIT 8 7 10 Updated Feb 20, 2026
  • powerplatform-vscode Public

    The Power Platform VSCode extension makes it easy to manage Power Platform environments and allows the developer to create, build and deploy Power Platform solutions, packages and portals.

    microsoft/powerplatform-vscode’s past year of commit activity
    TypeScript 256 MIT 55 76 31 Updated Feb 20, 2026
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