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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 184k 39.3k

  2. TypeScript TypeScript Public

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

    TypeScript 109k 13.4k

  3. PowerToys PowerToys Public

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

    C# 132k 7.9k

  4. terminal terminal Public

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

    C++ 103k 9.2k

  5. semantic-kernel semantic-kernel Public

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

    C# 27.7k 4.6k

Repositories

Showing 10 of 7776 repositories
  • ForBeginners Public template

    The "For Beginners" template provides a starter repository for building workshops or curricula with a hosted Mkdocs website that complies with Microsoft OSS requirements

    microsoft/ForBeginners’s past year of commit activity
    Bicep 12 MIT 7 0 2 Updated Apr 19, 2026
  • apm Public

    Agent Package Manager

    microsoft/apm’s past year of commit activity
    Python 1,881 MIT 114 56 (3 issues need help) 36 Updated Apr 19, 2026
  • presidio Public

    An open-source framework for detecting, redacting, masking, and anonymizing sensitive data (PII) across text, images, and structured data. Supports NLP, pattern matching, and customizable pipelines.

    microsoft/presidio’s past year of commit activity
    Python 7,656 MIT 1,004 58 (4 issues need help) 13 Updated Apr 19, 2026
  • vscode-mssql Public

    Visual Studio Code SQL Server extension.

    microsoft/vscode-mssql’s past year of commit activity
    TypeScript 1,866 579 167 15 Updated Apr 19, 2026
  • amplifier-module-loop-events Public

    Reference implementation for an events loop module for the Amplifier project

    microsoft/amplifier-module-loop-events’s past year of commit activity
    Python 3 MIT 3 0 3 Updated Apr 19, 2026
  • EventLogExpert Public
    microsoft/EventLogExpert’s past year of commit activity
    C# 265 MIT 31 2 1 Updated Apr 19, 2026
  • dbt-fabricspark Public

    A dbt adapter for Fabric Lakehouse backed by Apache Spark.

    microsoft/dbt-fabricspark’s past year of commit activity
    Python 52 MIT 27 5 2 Updated Apr 19, 2026
  • WindowsProtocolTestSuites Public

    ⭐⭐ Join us at SambaXP for the SMB3 IO Lab (April 20-23, 2026), see upcoming Interoperability Events

    microsoft/WindowsProtocolTestSuites’s past year of commit activity
    C# 557 212 10 16 Updated Apr 19, 2026
  • tgrep Public

    Trigram-indexed grep with a client/server architecture for fast regex search in large codebases locally

    microsoft/tgrep’s past year of commit activity
    Rust 8 MIT 2 0 0 Updated Apr 19, 2026
  • amplifier-module-loop-basic Public

    Reference implementation for a basic loop module for Amplifier project

    microsoft/amplifier-module-loop-basic’s past year of commit activity
    Python 3 MIT 4 0 4 Updated Apr 19, 2026
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