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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 181k 37.6k

  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 help you customize Windows and streamline everyday tasks

    C# 128k 7.6k

  4. terminal terminal Public

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

    C++ 102k 9k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.1k 4.4k

Repositories

Showing 10 of 7515 repositories
  • vscode-mssql Public

    Visual Studio Code SQL Server extension.

    microsoft/vscode-mssql’s past year of commit activity
    TypeScript 1,826 567 141 19 Updated Jan 25, 2026
  • Agents-for-python Public

    This repository is for active development of the Microsoft 365 Agent SDK components for Python

    microsoft/Agents-for-python’s past year of commit activity
    Python 139 MIT 55 45 5 Updated Jan 25, 2026
  • vscode-copilot-chat Public

    Copilot Chat extension for VS Code

    microsoft/vscode-copilot-chat’s past year of commit activity
    TypeScript 9,335 MIT 1,605 0 137 Updated Jan 25, 2026
  • WindowsAppSDK Public

    The Windows App SDK empowers all Windows desktop apps with modern Windows UI, APIs, and platform features, including back-compat support, shipped via NuGet.

    microsoft/WindowsAppSDK’s past year of commit activity
    C++ 4,418 MIT 412 321 (12 issues need help) 49 Updated Jan 25, 2026
  • SWE-bench-Live Public

    [NeurIPS 2025 D&B] 🚀 SWE-bench Goes Live!

    microsoft/SWE-bench-Live’s past year of commit activity
    Python 161 MIT 24 2 5 Updated Jan 25, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 181,000 MIT 37,568 5,000+ (540 issues need help) 998 Updated Jan 25, 2026
  • AzureTRE Public

    An accelerator to help organizations build Trusted Research Environments on Azure.

    microsoft/AzureTRE’s past year of commit activity
    Python 221 MIT 174 286 (5 issues need help) 25 Updated Jan 25, 2026
  • RepoLaunch Public

    RepoLaunch is a research project aimed at automating the building and execution of open-source GitHub repositories across programming languages and operating systems.

    microsoft/RepoLaunch’s past year of commit activity
    Python 24 MIT 3 2 0 Updated Jan 25, 2026
  • garnet Public

    Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.

    microsoft/garnet’s past year of commit activity
    C# 11,679 MIT 631 20 (11 issues need help) 12 Updated Jan 25, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 10,170 MIT 5,957 1,096 508 Updated Jan 25, 2026
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