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Open source projects and samples from Microsoft

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 170k 31.6k

  2. TypeScript TypeScript Public

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

    TypeScript 104k 12.8k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 117k 6.9k

  4. terminal terminal Public

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

    C++ 97.7k 8.5k

  5. semantic-kernel semantic-kernel Public

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

    C# 24.1k 3.7k

Repositories

Showing 10 of 6759 repositories
  • genaiscript Public

    Automatable GenAI Scripting

    microsoft/genaiscript’s past year of commit activity
    TypeScript 2,520 MIT 172 93 (2 issues need help) 2 Updated Apr 19, 2025
  • demikernel Public

    Kernel-Bypass LibOS Architecture

    microsoft/demikernel’s past year of commit activity
    Rust 1,121 MIT 129 86 (6 issues need help) 2 Updated Apr 19, 2025
  • mttl Public

    Building modular LMs with parameter-efficient fine-tuning.

    microsoft/mttl’s past year of commit activity
    Python 101 MIT 16 3 6 Updated Apr 19, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 170,189 MIT 31,648 5,000+ (402 issues need help) 542 Updated Apr 19, 2025
  • vscode-azureresourcegroups Public

    VS Code extension for managing Azure resources.

    microsoft/vscode-azureresourcegroups’s past year of commit activity
    TypeScript 61 MIT 40 122 3 Updated Apr 19, 2025
  • opensource.microsoft.com Public

    This is the source code to the Microsoft Open Source site featuring projects, program information, and "get involved" pages. This site is published at opensource.microsoft.com and managed by the Microsoft Open Source Programs Office (OSPO).

    microsoft/opensource.microsoft.com’s past year of commit activity
    JavaScript 894 MIT 417 2 8 Updated Apr 19, 2025
  • onnxscript Public

    ONNX Script enables developers to naturally author ONNX functions and models using a subset of Python.

    microsoft/onnxscript’s past year of commit activity
    Python 339 MIT 64 234 (1 issue needs help) 32 Updated Apr 19, 2025
  • torchgeo Public

    TorchGeo: datasets, samplers, transforms, and pre-trained models for geospatial data

    microsoft/torchgeo’s past year of commit activity
    Python 3,338 MIT 426 100 (9 issues need help) 38 Updated Apr 19, 2025
  • navcontainerhelper Public

    Official Microsoft repository for BcContainerHelper, a PowerShell module, which makes it easier to work with Business Central Containers on Docker.

    microsoft/navcontainerhelper’s past year of commit activity
    PowerShell 411 MIT 250 148 (16 issues need help) 4 Updated Apr 19, 2025
  • LightGBM Public

    A fast, distributed, high performance gradient boosting (GBT, GBDT, GBRT, GBM or MART) framework based on decision tree algorithms, used for ranking, classification and many other machine learning tasks.

    microsoft/LightGBM’s past year of commit activity
    C++ 17,145 MIT 3,875 390 (10 issues need help) 41 Updated Apr 19, 2025