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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 183k 38.5k

  2. TypeScript TypeScript Public

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

    TypeScript 108k 13.3k

  3. PowerToys PowerToys Public

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

    C# 131k 7.8k

  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# 27.5k 4.5k

Repositories

Showing 10 of 7676 repositories
  • Multi-Agent-Custom-Automation-Engine-Solution-Accelerator Public

    The Multi-Agent Custom Automation Engine Solution Accelerator is an AI-driven system that manages a group of AI agents to accomplish tasks based on user input. Powered by Microsoft Agent Framework, Azure Foundry, Azure Cosmos DB, and infrastructure services, it provides a reference application, allowing you to hit the ground running.

    microsoft/Multi-Agent-Custom-Automation-Engine-Solution-Accelerator’s past year of commit activity
    Python 745 MIT 509 6 32 Updated Mar 17, 2026
  • content-generation-solution-accelerator Public

    Accelerate marketing content creation with an AI-powered multi-agent system using Microsoft Foundry.

    microsoft/content-generation-solution-accelerator’s past year of commit activity
    Python 209 MIT 169 0 20 Updated Mar 17, 2026
  • BCApps Public

    Repository for collaboration on Microsoft Dynamics 365 Business Central applications.

    microsoft/BCApps’s past year of commit activity
    AL 551 MIT 353 84 111 Updated Mar 17, 2026
  • Microsoft365DSC Public

    Manages, configures, extracts and monitors Microsoft 365 tenant configurations

    microsoft/Microsoft365DSC’s past year of commit activity
    PowerShell 2,222 MIT 641 161 (2 issues need help) 15 Updated Mar 17, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 182,762 MIT 38,545 5,000+ (522 issues need help) 1,299 Updated Mar 17, 2026
  • mcp Public

    Catalog of official Microsoft MCP (Model Context Protocol) server implementations for AI-powered data access and tool integration

    microsoft/mcp’s past year of commit activity
    C# 2,790 MIT 423 208 (15 issues need help) 96 Updated Mar 17, 2026
  • customer-chatbot-solution-accelerator Public

    Customer Chatbot Solution Accelerator empowers organizations to build intelligent, conversational customer service experiences by leveraging Microsoft Foundry's agent framework.

    microsoft/customer-chatbot-solution-accelerator’s past year of commit activity
    Python 22 MIT 14 0 22 Updated Mar 17, 2026
  • durabletask-dotnet Public

    Out-of-process .NET SDK for the Durable Task Framework

    microsoft/durabletask-dotnet’s past year of commit activity
    C# 178 MIT 53 33 31 Updated Mar 17, 2026
  • 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# 952 MIT 346 64 11 Updated Mar 17, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 10,354 MIT 6,378 1,142 600 Updated Mar 17, 2026
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