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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 188k 41.3k

  2. TypeScript TypeScript Public

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

    TypeScript 110k 13.6k

  3. PowerToys PowerToys Public

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

    C 137k 8.4k

  4. terminal terminal Public

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

    C++ 104k 9.5k

  5. semantic-kernel semantic-kernel Public

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

    C# 28.4k 4.7k

Repositories

Showing 10 of 8231 repositories
  • typescript-go Public

    Staging repo for development of native port of TypeScript

    microsoft/typescript-go's past year of commit activity
    Go 26,101 Apache-2.0 1,102 119 (1 issue needs help) 133 Updated Jul 30, 2026
  • azurelinux Public

    General purpose Linux OS for Azure

    microsoft/azurelinux's past year of commit activity
    Python 5,301 MIT 689 21 198 Updated Jul 30, 2026
  • winappCli Public

    winapp, the Windows App Development CLI, is a single command-line interface for managing Windows SDKs, packaging, generating app identity, manifests, certificates, and using build tools with any app framework.

    microsoft/winappCli's past year of commit activity
    C# 1,168 MIT 65 39 14 Updated Jul 30, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode's past year of commit activity
    TypeScript 188,028 MIT 41,325 5,000+ (481 issues need help) 2,363 Updated Jul 30, 2026
  • mxc Public

    Policy-driven, layered isolation and containment

    microsoft/mxc's past year of commit activity
    Rust 1,168 MIT 55 35 33 Updated Jul 30, 2026
  • azcapman Public

    This repository contains Azure quota and capacity management references for SaaS ISVs that operate workloads in subscriptions owned or controlled by the ISV (Enterprise Agreement or Microsoft Customer Agreement), not in customer-owned subscriptions.

    microsoft/azcapman's past year of commit activity
    PowerShell 1 MIT 0 0 1 Updated Jul 30, 2026
  • CsWin32 Public

    A source generator to add a user-defined set of Win32 P/Invoke methods and supporting types to a C# project.

    microsoft/CsWin32's past year of commit activity
    C# 2,512 MIT 122 117 8 Updated Jul 30, 2026
  • webui Public

    Server Side Rendering without JavaScript on the server. No virtual DOM. No JSX. Just HTML, streamed from any language.

    microsoft/webui's past year of commit activity
    Rust 66 MIT 15 6 5 Updated Jul 30, 2026
  • vscode-mssql Public

    Visual Studio Code SQL Server extension.

    microsoft/vscode-mssql's past year of commit activity
    TypeScript 1,896 596 189 14 Updated Jul 30, 2026
  • BCApps Public

    Repository for collaboration on Microsoft Dynamics 365 Business Central applications.

    microsoft/BCApps's past year of commit activity
    AL 658 MIT 420 134 241 Updated Jul 30, 2026
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