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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 163k 28.7k

  2. TypeScript TypeScript Public

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

    TypeScript 100k 12.4k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 110k 6.5k

  4. terminal terminal Public

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

    C++ 95k 8.2k

  5. semantic-kernel semantic-kernel Public

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

    C# 21.4k 3.1k

Repositories

Showing 10 of 6399 repositories
  • vscode-docs Public

    Public documentation for Visual Studio Code

    microsoft/vscode-docs’s past year of commit activity
    Markdown 5,639 4,578 80 (1 issue needs help) 14 Updated Sep 20, 2024
  • Teams-AdaptiveCards-Mobile Public
    microsoft/Teams-AdaptiveCards-Mobile’s past year of commit activity
    C++ 9 MIT 16 61 4 Updated Sep 20, 2024
  • DirectXTK Public

    The DirectX Tool Kit (aka DirectXTK) is a collection of helper classes for writing DirectX 11.x code in C++

    microsoft/DirectXTK’s past year of commit activity
    C++ 2,548 MIT 506 34 (1 issue needs help) 1 Updated Sep 20, 2024
  • CsWinRT Public

    C# language projection for the Windows Runtime

    microsoft/CsWinRT’s past year of commit activity
    C# 540 MIT 102 154 13 Updated Sep 20, 2024
  • RD-Agent Public

    Research and development (R&D) is crucial for the enhancement of industrial productivity, especially in the AI era, where the core aspects of R&D are mainly focused on data and models. We are committed to automate these high-value generic R&D processes through our open source R&D automation tool RD-Agent, which let AI drive data-driven AI.

    microsoft/RD-Agent’s past year of commit activity
    Python 170 MIT 14 4 8 Updated Sep 20, 2024
  • mssql-jdbc Public

    The Microsoft JDBC Driver for SQL Server is a Type 4 JDBC driver that provides database connectivity with SQL Server through the standard JDBC application program interfaces (APIs).

    microsoft/mssql-jdbc’s past year of commit activity
    Java 1,053 MIT 424 75 8 Updated Sep 20, 2024
  • testfx Public

    MSTest framework and adapter

    microsoft/testfx’s past year of commit activity
    C# 716 MIT 253 154 11 Updated Sep 20, 2024
  • semantic-kernel Public

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

    microsoft/semantic-kernel’s past year of commit activity
    C# 21,383 MIT 3,144 480 57 Updated Sep 20, 2024
  • onnxruntime Public

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

    microsoft/onnxruntime’s past year of commit activity
    C++ 14,137 MIT 2,852 2,268 504 Updated Sep 20, 2024
  • msquic Public

    Cross-platform, C implementation of the IETF QUIC protocol, exposed to C, C++, C# and Rust.

    microsoft/msquic’s past year of commit activity
    C 4,025 MIT 530 150 (16 issues need help) 34 Updated Sep 20, 2024
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