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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.

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  1. vscode vscode Public

    Visual Studio Code

    TypeScript 193k 44.1k

  2. TypeScript TypeScript Public

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

    Go 111k 15.5k

  3. PowerToys PowerToys Public

    Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

    C 139k 8.6k

  4. terminal terminal Public

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

    C++ 105k 9.6k

  5. semantic-kernel semantic-kernel Public

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

    C# 28.6k 4.8k

Repositories

Showing 10 of 8342 repositories
  • 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# 12,033 MIT 709 26 (11 issues need help) 31 Updated Oct 2, 2026
  • simplechat Public

    Secure AI conversations with documents, video, audio, and more. Personal workspaces for focused context, group spaces for shared insight. Classify docs, reuse prompts, and extend with modular features.

    microsoft/simplechat's past year of commit activity
    Python 153 116 295 9 Updated Oct 2, 2026
  • trident Public

    Azure Linux servicing agent - security focused install, provisioning, and update

    microsoft/trident's past year of commit activity
    Rust 31 MIT 17 13 41 Updated Oct 2, 2026
  • winget-pkgs Public

    The Microsoft community Windows Package Manager manifest repository

    microsoft/winget-pkgs's past year of commit activity
    11,125 MIT 10,141 1,361 2,577 Updated Oct 2, 2026
  • kiota Public

    OpenAPI based HTTP Client code generator

    microsoft/kiota's past year of commit activity
    C# 3,822 MIT 335 172 (25 issues need help) 54 Updated Oct 2, 2026
  • vscode Public

    Visual Studio Code

    microsoft/vscode's past year of commit activity
    TypeScript 193,362 MIT 44,065 5,000+ (470 issues need help) 2,740 Updated Oct 2, 2026
  • vscode-azurecontainerapps Public

    Azure Container Apps extension for VS Code

    microsoft/vscode-azurecontainerapps's past year of commit activity
    TypeScript 42 MIT 21 110 9 Updated Oct 2, 2026
  • mssql-rs Public

    Repository for the TDS implementation in Rust.

    microsoft/mssql-rs's past year of commit activity
    Rust 55 MIT 15 40 31 Updated Oct 2, 2026
  • microsoft-ui-reactor Public

    Reactor is an experimental set of extensions to WinUI

    microsoft/microsoft-ui-reactor's past year of commit activity
    C# 660 MIT 57 73 13 Updated Oct 2, 2026
  • 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 97,014 Apache-2.0 6,536 183 26 Updated Oct 2, 2026
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