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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 171k 31.9k

  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# 118k 7k

  4. terminal Public

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

    C++ 98k 8.5k

  5. semantic-kernel Public

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

    C# 24.3k 3.8k

Repositories

Showing 10 of 6794 repositories
  • documentdb Public

    DocumentDB is the open-source engine powering vCore-based Azure Cosmos DB for MongoDB. It offers a native implementation of document-oriented NoSQL database, enabling seamless CRUD operations on BSON data types within a PostgreSQL framework.

    C 1,633 MIT 81 26 (1 issue needs help) 5 Updated May 2, 2025
  • OpenAIWorkshop Public

    workshop materials to build intelligent solutions on Open AI

    Python 509 MIT 298 18 10 Updated May 2, 2025
  • Docker-Provider Public

    Azure Monitor for Containers

    Ruby 152 112 2 9 Updated May 2, 2025
  • TypeScript Public

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

    TypeScript 104,265 Apache-2.0 12,819 5,000+ (1104 issues need help) 448 Updated May 2, 2025
  • kata-containers Public Forked from kata-containers/kata-containers

    Kata Containers is an open source project and community working to build a standard implementation of lightweight Virtual Machines (VMs) that feel and perform like containers, but provide the workload isolation and security advantages of VMs. https://katacontainers.io/

    Rust 58 Apache-2.0 1,215 0 21 Updated May 2, 2025
  • mu_tiano_plus Public

    Project Mu TianoCore Plus

    C 71 53 2 7 Updated May 2, 2025
  • typespec Public
    Java 5,031 MIT 270 874 (2 issues need help) 62 Updated May 2, 2025
  • macos-cookbook Public

    A Chef cookbook used to provision macOS

    Ruby 223 MIT 51 3 0 Updated May 2, 2025
  • TypeAgent Public

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

    TypeScript 155 MIT 35 0 0 Updated May 2, 2025
  • onnxruntime Public

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

    C++ 16,453 MIT 3,184 2,658 553 Updated May 2, 2025
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