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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 179k 36.7k

  2. TypeScript TypeScript Public

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

    TypeScript 107k 13.2k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks

    C# 126k 7.5k

  4. terminal terminal Public

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

    C++ 101k 9k

  5. semantic-kernel semantic-kernel Public

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

    C# 26.8k 4.4k

Repositories

Showing 10 of 7432 repositories
  • vscode-copilot-chat Public

    Copilot Chat extension for VS Code

    microsoft/vscode-copilot-chat’s past year of commit activity
    TypeScript 9,098 MIT 1,473 0 102 Updated Dec 8, 2025
  • vscode-azuretools Public

    Common packages for building Azure extensions for VS Code

    microsoft/vscode-azuretools’s past year of commit activity
    TypeScript 135 MIT 75 31 1 Updated Dec 8, 2025
  • typescript-go Public

    Staging repo for development of native port of TypeScript

    microsoft/typescript-go’s past year of commit activity
    Go 23,167 Apache-2.0 756 167 (1 issue needs help) 54 Updated Dec 8, 2025
  • TypeScript-repos-automation Public

    Shared JS infra for automation across repos owned by the TypeScript team

    microsoft/TypeScript-repos-automation’s past year of commit activity
    TypeScript 15 MIT 9 1 0 Updated Dec 8, 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 435 MIT 259 88 (9 issues need help) 7 Updated Dec 8, 2025
  • typescript-bot-test-triggerer Public

    A quick azure function for reading comments on the TypeScript repo and then doing things like running tests

    microsoft/typescript-bot-test-triggerer’s past year of commit activity
    JavaScript 15 MIT 13 0 5 Updated Dec 8, 2025
  • TypeScript Public

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

    microsoft/TypeScript’s past year of commit activity
    TypeScript 107,022 Apache-2.0 13,154 4,958 (911 issues need help) 511 Updated Dec 8, 2025
  • customer-chatbot-solution-accelerator Public

    Customer Chatbot Solution Accelerator empowers organizations to build intelligent, conversational customer service experiences by leveraging Microsoft Foundry's agent framework.

    microsoft/customer-chatbot-solution-accelerator’s past year of commit activity
    TypeScript 1 MIT 4 0 5 Updated Dec 8, 2025
  • CMake Public Forked from Kitware/CMake

    CMake, the cross-platform, open-source build system.

    microsoft/CMake’s past year of commit activity
    C 197 BSD-3-Clause 2,708 9 2 Updated Dec 8, 2025
  • agent-lightning Public

    The absolute trainer to light up AI agents.

    microsoft/agent-lightning’s past year of commit activity
    Python 9,472 MIT 766 53 (11 issues need help) 28 Updated Dec 8, 2025
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