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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 vscode Public

    Visual Studio Code

    TypeScript 169k 31k

  2. TypeScript TypeScript Public

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

    TypeScript 103k 12.7k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 116k 6.8k

  4. terminal terminal Public

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

    C++ 97.4k 8.5k

  5. semantic-kernel semantic-kernel Public

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

    C# 23.5k 3.6k

Repositories

Showing 10 of 6699 repositories
  • WindowsAppSDK Public

    The Windows App SDK empowers all Windows desktop apps with modern Windows UI, APIs, and platform features, including back-compat support, shipped via NuGet.

    microsoft/WindowsAppSDK’s past year of commit activity
    C++ 3,942 MIT 344 447 26 Updated Mar 14, 2025
  • sca-fuzzer Public

    Revizor - a fuzzer to search for microarchitectural leaks in CPUs

    microsoft/sca-fuzzer’s past year of commit activity
    Python 121 MIT 40 2 1 Updated Mar 14, 2025
  • vscode-vsce Public

    VS Code Extension Manager

    microsoft/vscode-vsce’s past year of commit activity
    TypeScript 860 213 23 (6 issues need help) 3 Updated Mar 14, 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 2,124 MIT 184 15 20 Updated Mar 14, 2025
  • 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# 846 MIT 268 209 21 Updated Mar 14, 2025
  • terraform-provider-azuredevops Public

    Terraform Azure DevOps provider

    microsoft/terraform-provider-azuredevops’s past year of commit activity
    Go 399 MIT 285 167 (1 issue needs help) 19 Updated Mar 14, 2025
  • azure-pipelines-agent Public

    Azure Pipelines Agent 🚀

    microsoft/azure-pipelines-agent’s past year of commit activity
    C# 1,763 MIT 873 99 102 Updated Mar 14, 2025
  • Qcodes Public

    Modular data acquisition framework

    microsoft/Qcodes’s past year of commit activity
    Python 362 MIT 321 181 44 Updated Mar 14, 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# 23,510 MIT 3,596 389 30 Updated Mar 14, 2025
  • BCApps Public

    Repository for collaboration on Microsoft Dynamics 365 Business Central applications.

    microsoft/BCApps’s past year of commit activity
    AL 381 MIT 193 19 27 Updated Mar 14, 2025
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