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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 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 7672 repositories
  • physical-ai-toolchain Public
    microsoft/physical-ai-toolchain’s past year of commit activity
    TypeScript 10 MIT 10 178 (16 issues need help) 19 Updated Mar 16, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 182,722 MIT 38,529 5,000+ (522 issues need help) 1,299 Updated Mar 16, 2026
  • rnx-kit Public

    Modern, scalable tools. Exceptional developer experience.

    microsoft/rnx-kit’s past year of commit activity
    TypeScript 1,707 MIT 117 45 (5 issues need help) 7 Updated Mar 16, 2026
  • vscode-cosmosdb Public

    Azure Cosmos DB extension for VS Code

    microsoft/vscode-cosmosdb’s past year of commit activity
    TypeScript 191 MIT 79 65 11 Updated Mar 16, 2026
  • Modernize-your-code-solution-accelerator Public

    Designed to help customers transition their SQL queries to new environments quickly and efficiently. This accelerator is particularly useful for organizations modernizing their data estates, as it simplifies the process of translating SQL queries from various dialects.

    microsoft/Modernize-your-code-solution-accelerator’s past year of commit activity
    Python 113 MIT 102 0 6 Updated Mar 16, 2026
  • oxidizer Public

    Oxidizer is a platform for Rust service development which bridges the gaps in the crate ecosystem to deliver a turn-key solution to enable the efficient creation of high-scale high-availability and high-performance services in Rust.

    microsoft/oxidizer’s past year of commit activity
    Rust 64 MIT 16 14 8 Updated Mar 16, 2026
  • Qcodes Public

    Modular data acquisition framework

    microsoft/Qcodes’s past year of commit activity
    Python 422 MIT 345 198 58 Updated Mar 16, 2026
  • go Public

    The Microsoft build of Go is a modified version of Go that can build FIPS compliant applications that satisfy internal Microsoft policies.

    microsoft/go’s past year of commit activity
    Go 409 BSD-3-Clause 40 138 3 Updated Mar 16, 2026
  • Document-Knowledge-Mining-Solution-Accelerator Public

    Solution accelerator built on Azure OpenAI Service and Azure AI Document Intelligence to process and extract summaries, entities, and metadata from unstructured, multi-modal documents and enable searching and chatting over this data.

    microsoft/Document-Knowledge-Mining-Solution-Accelerator’s past year of commit activity
    C# 206 MIT 105 0 19 Updated Mar 16, 2026
  • AL Public

    Home of the Dynamics 365 Business Central AL Language extension for Visual Studio Code. Used to track issues regarding the latest version of the AL compiler and developer tools available in the Visual Studio Code Marketplace or as part of the AL Developer Preview builds for Dynamics 365 Business Central.

    microsoft/AL’s past year of commit activity
    PowerShell 847 MIT 278 173 0 Updated Mar 16, 2026
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