Microsoft Edge is built on Chromium and provides the best-in-class extension and web compatibility. Learn how to begin and get your extensions onto the Edge Add-ons website.

Start building your Chromium extension for Microsoft Edge Add-ons. Here is a guide to help you develop your first extension.

May 19, 2025 · Welcome to agent mode GitHub Copilot agent mode is an advanced AI-assisted coding feature designed to act as an autonomous pair programmer. The agent takes high-level …

Bring your apps and games to the Microsoft Store on Windows, which provides complimentary incentives and tools for driving more users and downloads.

Extend, enrich, and customize Microsoft Microsoft 365 Copilot. Explore Copilot extensibility options such as agents, API plugins, and Copilot connectors to expand AI-powered …

Build the future of productivity, collaboration, and communication with intelligent experiences that extend Microsoft 365.

Content, samples, downloads, design inspiration, and other resources you need to complete your app or game development project for Windows.

Learn new skills, meet new peers, and find career mentorship. Virtual events are running around the clock so join us anytime, anywhere!

Microsoft Developer Connect, code, and grow Developer communities, tools, and resources for solving the problems of today and building the innovations of tomorrow.

1 day ago · Whether you're building your career or the next great idea, Microsoft Developer Events connects you with the developers and startups that share your goals. Learn new skills, …