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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 174k 33.1k

  2. TypeScript TypeScript Public

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

    TypeScript 105k 12.9k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 120k 7.1k

  4. terminal terminal Public

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

    C++ 98.6k 8.6k

  5. semantic-kernel semantic-kernel Public

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

    C# 25.1k 4k

Repositories

Showing 10 of 6918 repositories
  • content-processing-solution-accelerator Public

    Programmatically extract data and apply schemas to unstructured documents across text-based and multi-modal content using Azure AI Foundry, Azure OpenAI, Azure AI Content Understanding, and Cosmos DB.

    microsoft/content-processing-solution-accelerator’s past year of commit activity
    Python 53 MIT 54 0 6 Updated Jun 18, 2025
  • HeurAgenix Public
    microsoft/HeurAgenix’s past year of commit activity
    Python 14 MIT 4 1 2 Updated Jun 18, 2025
  • vstest Public

    Visual Studio Test Platform is the runner and engine that powers test explorer and vstest.console.

    microsoft/vstest’s past year of commit activity
    C# 930 MIT 338 20 8 Updated Jun 18, 2025
  • azure-pipelines-tasks Public

    Tasks for Azure Pipelines

    microsoft/azure-pipelines-tasks’s past year of commit activity
    TypeScript 3,556 MIT 2,643 305 (31 issues need help) 177 Updated Jun 18, 2025
  • playwright Public

    Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

    microsoft/playwright’s past year of commit activity
    TypeScript 73,568 Apache-2.0 4,243 807 25 Updated Jun 18, 2025
  • kiota-dotnet Public

    Abstractions library for the Kiota generated SDKs in dotnet

    microsoft/kiota-dotnet’s past year of commit activity
    C# 56 MIT 40 13 (2 issues need help) 2 Updated Jun 18, 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# 887 MIT 275 267 28 Updated Jun 18, 2025
  • multi-agent-reference-architecture Public

    Guide for designing adaptive, scalable, and secure enterprise multi-agent systems

    microsoft/multi-agent-reference-architecture’s past year of commit activity
    Python 25 MIT 4 7 1 Updated Jun 18, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,451 MIT 5,152 940 186 Updated Jun 18, 2025
  • Modernize-your-code-solution-accelerator Public

    Designed to help customers transition their SQL queries to new environments quickly and efficiently. This accelerator is particularly useful for organizations modernizing their data estates, as it simplifies the process of translating SQL queries from various dialects.

    microsoft/Modernize-your-code-solution-accelerator’s past year of commit activity
    Python 43 MIT 29 1 7 Updated Jun 18, 2025
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