Microsoft’s Top 10 GitHub Open‑Source Projects Ranked by Stars (May 2022)

In this article we present the top ten GitHub open‑source repositories developed and maintained by Microsoft, ranked by star count (data as of May 9 2022) with brief official descriptions and statistics.

10: Cascadia Code

Primary language: Python (100%)

Stars: 19.9k

Watching: 237

Forks: 668

Description: Cascadia is a fun new coding font bundled with Windows Terminal and now the default font in Visual Studio.

9: Calculator

Primary language: C++ (71.9%)

Stars: 24.4k

Watching: 561

Forks: 4.4k

Description: The Windows Calculator app is a modern Windows application written in C++ and C#, offering standard, scientific, and programmer modes plus unit and currency converters.

8: Monaco Editor

Primary language: JavaScript (81.1%)

Stars: 29.3k

Watching: 505

Forks: 2.8k

Description: Monaco Editor is generated directly from VS Code source; the repository contains only the packaging scripts and provides the monaco‑editor npm module.

7: ML-For-Beginners

Primary platform: Jupyter Notebook (99.4%)

Stars: 35.5k

Watching: 683

Forks: 6.9k

Description: A 12‑week, 26‑lesson beginner machine‑learning course from Microsoft, featuring pre‑ and post‑lesson quizzes, solutions, and assignments, using a project‑based teaching approach.

6: Playwright

Primary language: TypeScript (85.1%)

Stars: 37.4k

Watching: 329

Forks: 1.7k

Description: Playwright is a web testing and automation framework that provides a single API to test Chromium, Firefox, and WebKit across browsers.

5: Web-Dev-For-Beginners

Primary language: JavaScript (78.5%)

Stars: 48.2k

Watching: 2.4k

Forks: 7k

Description: A 12‑week, 24‑lesson Microsoft course covering fundamentals of JavaScript, CSS, and HTML, with quizzes, solutions, and project‑based learning.

4: PowerToys

Primary language: C# (53.6%)

Stars: 72.8k

Watching: 1k

Forks: 4.1k

Description: Microsoft PowerToys are Windows utilities that help power users customize and streamline their Windows experience to boost productivity.

3: TypeScript

Primary language: TypeScript (100%)

Stars: 80.4k

Watching: 2.1k

Forks: 10.5k

Description: TypeScript adds optional static typing to JavaScript, enabling large‑scale applications across browsers, hosts, and operating systems; it compiles to standard JavaScript.

2: Terminal

Primary language: C++ (94.6%)

Stars: 82.9k

Watching: 1.3k

Forks: 7.3k

Description: This repository contains the source code for Windows Terminal, Windows Terminal Preview, the Windows console host, shared components, ColorTool, and sample projects demonstrating the Windows Console API.

1: Visual Studio Code

Primary language: TypeScript (93.8%)

Stars: 131k

Watching: 3.1k

Forks: 22.3k

Description: Visual Studio Code combines a lightweight code editor with robust development features, offering comprehensive editing, navigation, debugging, extensibility, and cross‑platform support for Windows, macOS, and Linux.