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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 168k 30.8k

  2. TypeScript TypeScript Public

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

    TypeScript 102k 12.7k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 115k 6.8k

  4. terminal terminal Public

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

    C++ 97.3k 8.5k

  5. semantic-kernel semantic-kernel Public

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

    C# 23.3k 3.6k

Repositories

Showing 10 of 6684 repositories
  • testfx Public

    This repository holds the source code of Microsoft.Testing.Platform (MTP), a lightweight alternative to VSTest, as well as MSTest adapter and framework.

    microsoft/testfx’s past year of commit activity
    C# 847 MIT 266 208 20 Updated Mar 4, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 168,037 MIT 30,790 5,000+ (390 issues need help) 506 Updated Mar 4, 2025
  • semantic-kernel Public

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

    microsoft/semantic-kernel’s past year of commit activity
    C# 23,341 MIT 3,554 369 34 Updated Mar 4, 2025
  • CCF Public

    Confidential Consortium Framework

    microsoft/CCF’s past year of commit activity
    C++ 800 Apache-2.0 217 108 9 Updated Mar 4, 2025
  • 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 automating these high-value generic R&D processes through our open source R&D automation tool RD-Agent, which lets AI drive data-driven AI.

    microsoft/RD-Agent’s past year of commit activity
    Python 1,736 MIT 153 14 20 Updated Mar 4, 2025
  • jrt-controller Public

    Real time controller for network functions instrumented with the jbpf framework

    microsoft/jrt-controller’s past year of commit activity
    C 7 MIT 2 2 5 Updated Mar 4, 2025
  • jbpf Public

    Userspace eBPF instrumentation and control framework for deploying control and monitoring functions in a secure manner

    microsoft/jbpf’s past year of commit activity
    C 29 MIT 8 3 (1 issue needs help) 7 Updated Mar 4, 2025
  • Dynamics365Commerce.InStore Public

    Repository for hosting the Dynamics 365 Commerce in store Samples

    microsoft/Dynamics365Commerce.InStore’s past year of commit activity
    TypeScript 58 40 0 0 Updated Mar 4, 2025
  • torchgeo Public

    TorchGeo: datasets, samplers, transforms, and pre-trained models for geospatial data

    microsoft/torchgeo’s past year of commit activity
    Python 3,235 MIT 408 105 (13 issues need help) 60 Updated Mar 4, 2025
  • retina Public

    eBPF distributed networking observability tool for Kubernetes

    microsoft/retina’s past year of commit activity
    Go 2,833 MIT 218 103 (20 issues need help) 30 Updated Mar 4, 2025
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