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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 Public

    Visual Studio Code

    TypeScript 170k 31.6k

  2. TypeScript Public

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

    TypeScript 104k 12.8k

  3. PowerToys Public

    Windows system utilities to maximize productivity

    C# 117k 6.9k

  4. 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 Public

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

    C# 24k 3.7k

Repositories

Showing 10 of 6757 repositories
  • onnxruntime Public

    ONNX Runtime: cross-platform, high performance ML inferencing and training accelerator

    C++ 16,293 MIT 3,159 2,628 567 Updated Apr 17, 2025
  • vsts-extension-retrospectives Public

    An Azure DevOps extension for efficient retrospectives

    TypeScript 191 MIT 85 213 (3 issues need help) 14 Updated Apr 17, 2025
  • semantic-kernel Public

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

    C# 24,047 MIT 3,719 419 38 Updated Apr 17, 2025
  • Build-your-own-copilot-Solution-Accelerator Public

    Solution Accelerator to show how to build your own copilot

    TypeScript 174 MIT 102 0 16 Updated Apr 17, 2025
  • teams-ai Public

    SDK focused on building AI based applications and extensions for Microsoft Teams and other Bot Framework channels

    C# 518 MIT 216 117 (1 issue needs help) 7 Updated Apr 17, 2025
  • Agents-for-python Public

    This repository is for active development of the Microsoft 365 Agent SDK components for Python

    Python 12 MIT 2 15 0 Updated Apr 17, 2025
  • netperf Public

    Automation system for executing networking performance tests

    JavaScript 43 MIT 15 18 2 Updated Apr 17, 2025
  • qsharp Public

    Azure Quantum Development Kit, including the Q# programming language, resource estimator, and Quantum Katas

    Rust 665 MIT 120 142 (1 issue needs help) 10 Updated Apr 17, 2025
  • Omex Public

    Shared components used by the Omex team to build scalable and highly available distributed systems

    C# 71 MIT 39 9 10 Updated Apr 17, 2025
  • azure_arc Public

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

    HTML 778 CC-BY-4.0 575 7 2 Updated Apr 17, 2025
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