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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 182k 37.9k

  2. TypeScript TypeScript Public

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

    TypeScript 108k 13.2k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

    C# 130k 7.7k

  4. terminal terminal Public

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

    C++ 102k 9.1k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.2k 4.5k

Repositories

Showing 10 of 7571 repositories
  • SynapseML Public

    Simple and Distributed Machine Learning

    microsoft/SynapseML’s past year of commit activity
    Scala 5,198 MIT 857 354 (10 issues need help) 23 Updated Feb 14, 2026
  • azure-linux-image-tools Public
    microsoft/azure-linux-image-tools’s past year of commit activity
    Go 25 MIT 9 1 9 Updated Feb 14, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 10,238 MIT 6,080 1,101 485 Updated Feb 14, 2026
  • langchainjs-for-beginners Public

    LangChain.js for Beginners course

    microsoft/langchainjs-for-beginners’s past year of commit activity
    TypeScript 34 MIT 13 1 5 Updated Feb 14, 2026
  • azure-rest-api-specs-xintian2 Public Forked from Azure/azure-rest-api-specs

    The source for REST API specifications for Microsoft Azure.

    microsoft/azure-rest-api-specs-xintian2’s past year of commit activity
    TypeSpec 1 MIT 5,697 0 7 Updated Feb 14, 2026
  • azure-rest-api-specs-xintian Public Forked from Azure/azure-rest-api-specs

    The source for REST API specifications for Microsoft Azure.

    microsoft/azure-rest-api-specs-xintian’s past year of commit activity
    TypeSpec 1 MIT 5,697 0 6 Updated Feb 14, 2026
  • DirectStorage Public

    DirectStorage for Windows is an API that allows game developers to unlock the full potential of high speed NVMe drives for loading game assets.

    microsoft/DirectStorage’s past year of commit activity
    C++ 823 MIT 98 11 3 Updated Feb 14, 2026
  • chat-with-your-data-solution-accelerator Public Forked from Azure-Samples/chat-with-your-data-solution-accelerator

    A Solution Accelerator for the RAG pattern running in Azure, using Azure AI Search for retrieval and Azure OpenAI large language models to power ChatGPT-style and Q&A experiences. This includes most common requirements and best practices.

    microsoft/chat-with-your-data-solution-accelerator’s past year of commit activity
    Python 1 MIT 619 0 23 Updated Feb 14, 2026
  • mcp-on-windows-samples Public

    Samples for MCP servers on Windows

    microsoft/mcp-on-windows-samples’s past year of commit activity
    JavaScript 15 MIT 5 4 8 Updated Feb 14, 2026
  • release-manager-assistant Public

    The Release Manager Assistant (RMA) is an AI-powered solution accelerator that enhances the software release process by integrating multiple systems and providing real-time decision support. Designed to assist release managers, it streamlines the entire release lifecycle.

    microsoft/release-manager-assistant’s past year of commit activity
    Python 12 MIT 5 1 9 Updated Feb 14, 2026
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