Advent of Code is a globally celebrated annual programming challenge that takes place from December 1st through December 25th. Each day during this period, a brand-new puzzle is unveiled, designed to ...

The project is in an experimental, pre-alpha, exploratory phase with the intention to be productionized. We move fast, break things, and explore various aspects of the seamless developer experience ...

Visual Studio 2026 includes GitHub Copilot functionality built into the IDE, while third-party AI coding assistants remain available through the Visual Studio Marketplace. Using Marketplace install ...