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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 36.8k

  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 7437 repositories
  • go Public

    The Microsoft build of Go is a modified version of Go that can build FIPS compliant applications that satisfy internal Microsoft policies.

    microsoft/go’s past year of commit activity
    Go 405 BSD-3-Clause 36 138 5 Updated Dec 11, 2025
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs’s past year of commit activity
    PowerShell 9,997 MIT 5,728 1,092 895 Updated Dec 11, 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 253 MIT 51 77 37 Updated Dec 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# 964 MIT 289 224 33 Updated Dec 11, 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 80,093 Apache-2.0 4,902 546 7 Updated Dec 11, 2025
  • vscode-copilot-chat Public

    Copilot Chat extension for VS Code

    microsoft/vscode-copilot-chat’s past year of commit activity
    TypeScript 9,122 MIT 1,483 0 99 Updated Dec 11, 2025
  • garnet Public

    Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.

    microsoft/garnet’s past year of commit activity
    C# 11,613 MIT 621 24 (13 issues need help) 14 Updated Dec 11, 2025
  • terraform-provider-power-platform Public

    Power Platform Terraform Provider

    microsoft/terraform-provider-power-platform’s past year of commit activity
    Go 46 MIT 14 18 (1 issue needs help) 2 Updated Dec 11, 2025
  • vscode-pull-request-github Public

    GitHub Pull Requests for Visual Studio Code

    microsoft/vscode-pull-request-github’s past year of commit activity
    TypeScript 2,502 MIT 685 264 (2 issues need help) 84 Updated Dec 11, 2025
  • WindowsAppSdkResources Public

    Indexing resources for the Windows App SDK mcp.

    microsoft/WindowsAppSdkResources’s past year of commit activity
    C# 1 MIT 1 0 1 Updated Dec 11, 2025
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