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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 38.2k

  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# 27.3k 4.5k

Repositories

Showing 10 of 7610 repositories
  • azure-roles Public

    Simplify using Azure roles in Azure Deployments using, Az Cli, Azure PowerShell, Bicep & other Azure Deployments mechanisms including SDK's and 3rd party offerings like Terraform Pulumi & more.

    microsoft/azure-roles’s past year of commit activity
    Bicep 73 MIT 6 7 0 Updated Feb 28, 2026
  • dusseldorf Public

    Dusseldorf is an out-of-band security tool to help in security research.

    microsoft/dusseldorf’s past year of commit activity
    TypeScript 50 MIT 10 0 5 Updated Mar 1, 2026
  • abledom Public

    Continuous detection of typical web application accessibility problems.

    microsoft/abledom’s past year of commit activity
    TypeScript 2 MIT 3 0 5 Updated Mar 1, 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# 2,671 MIT 392 243 (15 issues need help) 73 Updated Mar 1, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 182,166 MIT 38,213 5,000+ (525 issues need help) 1,207 Updated Mar 1, 2026
  • vscode-typescript-next Public

    Enables typescript@next as VS Code's built-in TypeScript version

    microsoft/vscode-typescript-next’s past year of commit activity
    JavaScript 289 MIT 47 9 1 Updated Mar 1, 2026
  • Conversation-Knowledge-Mining-Solution-Accelerator Public

    This solution accelerator leverages Microsoft Foundry, Azure Content Understanding, Azure OpenAI Service, and Foundry IQ to enable organizations to derive insights from volumes of conversational data using generative AI. It offers key phrase extraction, topic modeling, and interactive chat experiences through an intuitive web interface.

    microsoft/Conversation-Knowledge-Mining-Solution-Accelerator’s past year of commit activity
    Python 422 MIT 246 1 3 Updated Mar 1, 2026
  • MIDI Public

    Windows MIDI Services

    microsoft/MIDI’s past year of commit activity
    C++ 553 MIT 58 69 1 Updated Mar 1, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 10,273 MIT 6,205 1,129 360 Updated Mar 1, 2026
  • beachball Public

    The Sunniest Semantic Version Bumper

    microsoft/beachball’s past year of commit activity
    TypeScript 805 MIT 91 94 (2 issues need help) 12 Updated Mar 1, 2026
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