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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 31.4k

  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++ 97.6k 8.5k

  5. semantic-kernel Public

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

    C# 23.9k 3.7k

Repositories

Showing 10 of 6743 repositories
  • fluentui Public

    Fluent UI web represents a collection of utilities, React components, and web components for building web applications.

    TypeScript 19,036 2,783 496 (8 issues need help) 198 Updated Apr 9, 2025
  • preflate-rs Public

    Library to decompress DEFLATE compressed data and recreate it exactly bit-for-bit. Useful for transparently recompressing with a better algorithm.

    Rust 11 Apache-2.0 7 0 0 Updated Apr 9, 2025
  • AI_Agents_Hackathon Public

    A free virtual hackathon for building AI agents with Microsoft and Azure.

    129 MIT 22 5 0 Updated Apr 9, 2025
  • STL Public

    MSVC's implementation of the C++ Standard Library.

    C++ 10,512 1,540 518 (4 issues need help) 27 Updated Apr 9, 2025
  • BCApps Public

    Repository for collaboration on Microsoft Dynamics 365 Business Central applications.

    AL 393 MIT 199 19 20 Updated Apr 9, 2025
  • azurelinux Public

    Linux OS for Azure 1P services and edge appliances

    RPM Spec 4,422 MIT 571 156 636 Updated Apr 9, 2025
  • terraform-provider-power-platform Public

    Power Platform Terraform Provider

    Go 42 MIT 14 11 3 Updated Apr 9, 2025
  • build-your-first-agent-with-azure-ai-agent-service-workshop Public

    Build your first agent with Azure AI Agent Service Workshop

    Bicep 122 MIT 207 7 0 Updated Apr 9, 2025
  • codeql Public Forked from github/codeql

    CodeQL: the libraries and queries that power security researchers around the world, as well as code scanning in GitHub Advanced Security

    CodeQL 13 MIT 1,885 13 14 Updated Apr 9, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    PowerShell 9,255 MIT 4,959 896 199 Updated Apr 9, 2025
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