Skip to content
@microsoft

Microsoft

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.

Pinned Loading

  1. vscode vscode Public

    Visual Studio Code

    TypeScript 170k 31.5k

  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# 23.9k 3.7k

Repositories

Showing 10 of 6746 repositories
  • vscode-azureapicenter Public
    microsoft/vscode-azureapicenter’s past year of commit activity
    TypeScript 20 MIT 16 46 8 Updated Apr 11, 2025
  • ApplicationInsights-Java Public

    Application Insights for Java

    microsoft/ApplicationInsights-Java’s past year of commit activity
    Java 305 206 42 25 Updated Apr 11, 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# 860 MIT 271 240 29 Updated Apr 11, 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 4,095 MIT 349 18 20 Updated Apr 11, 2025
  • typespec Public
    microsoft/typespec’s past year of commit activity
    Java 4,894 MIT 267 841 (2 issues need help) 60 Updated Apr 11, 2025
  • spark.js Public

    a suite of packages used to build on the Teams Platform.

    microsoft/spark.js’s past year of commit activity
    TypeScript 9 MIT 6 50 (1 issue needs help) 5 Updated Apr 11, 2025
  • build-your-first-agent-with-azure-ai-agent-service-workshop Public

    Build your first agent with Azure AI Agent Service Workshop

    microsoft/build-your-first-agent-with-azure-ai-agent-service-workshop’s past year of commit activity
    Bicep 147 MIT 229 7 0 Updated Apr 11, 2025
  • lisa Public

    LISA is developed and maintained by Microsoft, to empower Linux validation.

    microsoft/lisa’s past year of commit activity
    Python 237 MIT 187 33 (3 issues need help) 30 Updated Apr 11, 2025
  • Agents Public

    The Microsoft 365 Agent SDK simplifies building full stack, multichannel, trusted agents for platforms including M365, Teams, Copilot Studio, and Webchat.

    microsoft/Agents’s past year of commit activity
    C# 170 MIT 43 45 3 Updated Apr 11, 2025
  • PowerToys Public

    Windows system utilities to maximize productivity

    microsoft/PowerToys’s past year of commit activity
    C# 117,233 MIT 6,927 5,000+ (190 issues need help) 85 Updated Apr 11, 2025
View all repositories
Developer Program Member