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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 167k 30.5k

  2. TypeScript TypeScript Public

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

    TypeScript 102k 12.7k

  3. PowerToys PowerToys Public

    Windows system utilities to maximize productivity

    C# 115k 6.8k

  4. terminal terminal Public

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

    C++ 97k 8.5k

  5. semantic-kernel semantic-kernel Public

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

    C# 23k 3.5k

Repositories

Showing 10 of 6654 repositories
  • VFSForGit Public

    Virtual File System for Git: Enable Git at Enterprise Scale

    microsoft/VFSForGit’s past year of commit activity
    C# 6,015 MIT 452 300 3 Updated Feb 13, 2025
  • kiota Public

    OpenAPI based HTTP Client code generator

    microsoft/kiota’s past year of commit activity
    C# 3,202 MIT 228 154 (39 issues need help) 17 Updated Feb 13, 2025
  • HeurAgenix Public
    microsoft/HeurAgenix’s past year of commit activity
    Python 2 MIT 1 1 1 Updated Feb 13, 2025
  • vscode-docs Public

    Public documentation for Visual Studio Code

    microsoft/vscode-docs’s past year of commit activity
    Markdown 5,832 4,808 84 (1 issue needs help) 8 Updated Feb 13, 2025
  • testfx Public

    This repository holds the source code of Microsoft.Testing.Platform (MTP), a lightweight alternative to VSTest, as well as MSTest adapter and framework.

    microsoft/testfx’s past year of commit activity
    C# 838 MIT 263 189 20 Updated Feb 13, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 167,271 MIT 30,494 5,000+ (385 issues need help) 506 Updated Feb 13, 2025
  • project-oagents Public

    Experimental AI Agents Framework

    microsoft/project-oagents’s past year of commit activity
    C# 257 CC-BY-4.0 58 26 5 Updated Feb 13, 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 69,295 Apache-2.0 3,863 723 12 Updated Feb 13, 2025
  • azure-pipelines-tasks Public

    Tasks for Azure Pipelines

    microsoft/azure-pipelines-tasks’s past year of commit activity
    TypeScript 3,525 MIT 2,621 380 (40 issues need help) 146 Updated Feb 13, 2025
  • powerplatform-vscode Public

    The Power Platform VSCode extension makes it easy to manage Power Platform environments and allows the developer to create, build and deploy Power Platform solutions, packages and portals.

    microsoft/powerplatform-vscode’s past year of commit activity
    TypeScript 218 MIT 38 63 23 Updated Feb 13, 2025
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