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Open Source at Microsoft

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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 42.9k

  2. TypeScript TypeScript Public

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

    Go 111k 14.5k

  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 8306 repositories
  • vscode Public

    Visual Studio Code

    microsoft/vscode's past year of commit activity
    TypeScript 192,730 MIT 42,879 5,000+ (473 issues need help) 2,669 Updated Sep 20, 2026
  • finnts Public

    Microsoft Finance Time Series Forecasting Framework (FinnTS) is a forecasting package that utilizes cutting-edge time series forecasting and parallelization on the cloud to produce accurate forecasts for financial data.

    microsoft/finnts's past year of commit activity
    R 274 53 7 4 Updated Sep 20, 2026
  • aspire Public

    Aspire is the tool for code-first, extensible, observable dev and deploy.

    microsoft/aspire's past year of commit activity
    C# 6,317 MIT 992 2,138 (2 issues need help) 265 Updated Sep 20, 2026
  • flint-chart Public

    🪄 Flint is a visualization language that lets AI agents reliably create expressive, good-looking charts from simple, human-editable chart specs.

    microsoft/flint-chart's past year of commit activity
    TypeScript 4,254 MIT 236 12 15 Updated Sep 20, 2026
  • nvx Public

    Cross-Platform Micro-VM Sandbox for Agentic Workloads

    microsoft/nvx's past year of commit activity
    Python 6 MIT 2 8 (1 issue needs help) 8 Updated Sep 20, 2026
  • webui Public

    Server Side Rendering without JavaScript on the server. No virtual DOM. No JSX. Just HTML, streamed from any language.

    microsoft/webui's past year of commit activity
    Rust 90 MIT 23 9 5 Updated Sep 20, 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 96,414 Apache-2.0 6,472 186 35 Updated Sep 20, 2026
  • amplifier-bundle-context-managed Public

    Managed context manager bundle for the Amplifier project

    microsoft/amplifier-bundle-context-managed's past year of commit activity
    Python 2 MIT 4 0 1 Updated Sep 20, 2026
  • amplifier-bundle-skills Public

    Skills bundle for the Amplifier project

    microsoft/amplifier-bundle-skills's past year of commit activity
    Python 12 MIT 10 0 1 Updated Sep 20, 2026
  • amplifier-foundation Public

    Foundation library for the Amplifier project

    microsoft/amplifier-foundation's past year of commit activity
    Python 17 MIT 22 0 31 Updated Sep 20, 2026