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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 166k 30k

  2. TypeScript TypeScript Public

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

    TypeScript 102k 12.6k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 114k 6.7k

  4. terminal terminal Public

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

    C++ 96.4k 8.4k

  5. semantic-kernel semantic-kernel Public

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

    C# 22.6k 3.4k

Repositories

Showing 10 of 6604 repositories
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 8,898 MIT 4,680 841 343 Updated Jan 9, 2025
  • RD-Agent Public

    Research and development (R&D) is crucial for the enhancement of industrial productivity, especially in the AI era, where the core aspects of R&D are mainly focused on data and models. We are committed to automating these high-value generic R&D processes through our open source R&D automation tool RD-Agent, which lets AI drive data-driven AI.

    microsoft/RD-Agent’s past year of commit activity
    Python 1,345 MIT 119 12 14 Updated Jan 9, 2025
  • playwright Public

    Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

    microsoft/playwright’s past year of commit activity
    TypeScript 68,317 Apache-2.0 3,776 698 15 Updated Jan 9, 2025
  • ADAF Public

    This repository contains the code used for "ADAF: An Artificial Intelligence Data Assimilation Framework for Weather Forecasting"

    microsoft/ADAF’s past year of commit activity
    Python 0 MIT 0 1 1 Updated Jan 9, 2025
  • qsharp Public

    Azure Quantum Development Kit, including the Q# programming language, resource estimator, and Quantum Katas

    microsoft/qsharp’s past year of commit activity
    Rust 499 MIT 98 128 (1 issue needs help) 10 Updated Jan 9, 2025
  • terraform-provider-fabric Public

    Terraform Provider for Microsoft Fabric

    microsoft/terraform-provider-fabric’s past year of commit activity
    Go 28 MPL-2.0 9 16 3 Updated Jan 9, 2025
  • fluentui Public

    Fluent UI web represents a collection of utilities, React components, and web components for building web applications.

    microsoft/fluentui’s past year of commit activity
    TypeScript 18,740 2,757 461 (8 issues need help) 171 Updated Jan 9, 2025
  • lst-bench Public

    LST-Bench is a framework that allows users to run benchmarks specifically designed for evaluating Log-Structured Tables (LSTs) such as Delta Lake, Apache Hudi, and Apache Iceberg.

    microsoft/lst-bench’s past year of commit activity
    Java 72 Apache-2.0 35 18 (7 issues need help) 9 Updated Jan 9, 2025
  • PowerToys Public

    Windows system utilities to maximize productivity

    microsoft/PowerToys’s past year of commit activity
    C# 113,632 MIT 6,688 5,000+ (183 issues need help) 67 Updated Jan 9, 2025
  • onnxruntime Public

    ONNX Runtime: cross-platform, high performance ML inferencing and training accelerator

    microsoft/onnxruntime’s past year of commit activity
    C++ 15,228 MIT 2,989 2,462 518 Updated Jan 9, 2025
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