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Microsoft

Open source projects and samples from 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 38.3k

  2. TypeScript TypeScript Public

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

    TypeScript 108k 13.3k

  3. PowerToys PowerToys Public

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

    C# 130k 7.8k

  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# 27.4k 4.5k

Repositories

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Showing 10 of 7637 repositories
  • finnts Public

    Microsoft Finance Time Series Forecasting Framework (FinnTS) is a forecasting package that utilizes cutting-edge time series forecasting and parallelization on the cloud to produce accurate forecasts for financial data.

    microsoft/finnts's past year of commit activity
    R 245 49 3 6 Updated Mar 7, 2026
  • microsoft/amplifier-core's past year of commit activity
    Python 17 MIT 18 0 6 Updated Mar 7, 2026
  • agent-governance-toolkit Public

    AI Agent Governance Toolkit -- Policy enforcement, zero-trust identity, execution sandboxing, and reliability engineering for autonomous AI agents. Covers 10/10 OWASP Agentic Top 10.

    microsoft/agent-governance-toolkit's past year of commit activity
    Python 9 MIT 1 30 (1 issue needs help) 8 Updated Mar 7, 2026
  • litebox Public

    A security-focused library OS supporting kernel- and user-mode execution

    microsoft/litebox's past year of commit activity
    Rust 2,437 MIT 108 71 15 Updated Mar 7, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode's past year of commit activity
    TypeScript 182,406 MIT 38,349 5,000+ (525 issues need help) 1,225 Updated Mar 8, 2026
  • ebpf-for-windows Public

    eBPF implementation that runs on top of Windows

    microsoft/ebpf-for-windows's past year of commit activity
    C 3,442 MIT 278 248 (114 issues need help) 61 Updated Mar 7, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs's past year of commit activity
    PowerShell 10,297 MIT 6,275 1,132 366 Updated Mar 7, 2026
  • FluidFramework Public

    Library for building distributed, real-time collaborative web applications

    microsoft/FluidFramework's past year of commit activity
    TypeScript 4,916 MIT 567 27 140 Updated Mar 7, 2026
  • TypeAgent Public

    Sample code that explores an architecture for using language models to build a personal agent that can work with application agents.

    microsoft/TypeAgent's past year of commit activity
    TypeScript 658 MIT 89 6 3 Updated Mar 7, 2026
  • ai-agents-for-beginners Public

    12 Lessons to Get Started Building AI Agents

    microsoft/ai-agents-for-beginners's past year of commit activity
    Jupyter Notebook 53,276 MIT 18,499 0 2 Updated Mar 7, 2026