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Open Source at Microsoft

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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 168k 30.8k

  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++ 97.2k 8.5k

  5. semantic-kernel semantic-kernel Public

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

    C# 23.3k 3.6k

Repositories

Showing 10 of 6683 repositories
  • 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 1,734 MIT 153 14 20 Updated Mar 4, 2025
  • TypeAgent Public

    Sample code that explores an architecture for using TypeChat to build a personal agent that can work with application agents.

    microsoft/TypeAgent’s past year of commit activity
    TypeScript 118 MIT 29 0 1 Updated Mar 4, 2025
  • typespec Public
    microsoft/typespec’s past year of commit activity
    Java 4,798 MIT 243 773 (2 issues need help) 44 Updated Mar 4, 2025
  • Qcodes Public

    Modular data acquisition framework

    microsoft/Qcodes’s past year of commit activity
    Python 361 MIT 320 181 44 Updated Mar 4, 2025
  • BCApps Public

    Repository for collaboration on Microsoft Dynamics 365 Business Central applications.

    microsoft/BCApps’s past year of commit activity
    AL 371 MIT 186 21 45 Updated Mar 4, 2025
  • AzureKeyVaultManagedHSMEngine Public

    Azure Key Vault and Managed HSM Engine, compatible with OpenSSL

    microsoft/AzureKeyVaultManagedHSMEngine’s past year of commit activity
    C 20 MIT 18 3 0 Updated Mar 4, 2025
  • omnichannel-chat-widget Public

    Omnichannel Live Chat Widget UI Components offers a re-usable component-based library to help create a custom chat widget that can be connected to the Dynamics 365 Customer Service experience.

    microsoft/omnichannel-chat-widget’s past year of commit activity
    TypeScript 51 MIT 49 14 12 Updated Mar 4, 2025
  • autogen Public

    A programming framework for agentic AI 🤖 PyPi: autogen-agentchat Discord: https://aka.ms/autogen-discord Office Hour: https://aka.ms/autogen-officehour

    microsoft/autogen’s past year of commit activity
    Python 40,609 CC-BY-4.0 6,035 478 (8 issues need help) 26 Updated Mar 4, 2025
  • vscode Public

    Visual Studio Code

    microsoft/vscode’s past year of commit activity
    TypeScript 168,026 MIT 30,786 5,000+ (390 issues need help) 501 Updated Mar 4, 2025
  • Agents-for-net Public

    This repository is for active development of the Microsoft 365 Agent SDK components for .NET

    microsoft/Agents-for-net’s past year of commit activity
    C# 60 MIT 28 13 7 Updated Mar 4, 2025
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