

What we’re about
Whether you want to get started with AI and the latest technology or you're building your career or the next great idea, Microsoft Reactor connects you with the developers and startups that share your goals.
Microsoft Reactors are centers for free technical learning and sharing, where developers and startup professionals can connect with the local community and build new skills to drive innovation.
Virtual events are running around the clock so join us anytime, anywhere!
Are you a Meetup organizer? Contact us to use our space: ReactorLDN@Microsoft.com
Learn more at: https://aka.ms/developer.microsoft/reactor
Many of our virtual workshops are recorded and then uploaded to our YouTube channel: Microsoft Reactor - YouTube
Sponsors
See allUpcoming events (4+)
See all- FabCon Hackathon Kickoff: Do more with AI and Microsoft FabricLink visible for attendees
We’re calling all Data and AI enthusiasts to join the official Hackathon Kick‑Off! This is your starting point to understand what the hackathon is all about, explore the categories, and discover the resources that will help you succeed.
We’ll share lessons from previous hackathons, highlight what makes a winning submission, and give you a sneak peek at the upcoming livestream series designed to level up your skills. Most importantly, come and meet fellow hackers, mentors, and experts who will support you throughout the journey.
Whether you already have an idea or are looking for inspiration, this session will help you turn curiosity into action.
Come ready to connect, learn, and start shaping your hack!What you’ll learn:
- How the FabCon Hackathon works and what’s new this year
- Where to find starter resources, templates, and skilling paths
- Tips from past hackathons to help you hit the ground running
📌 This session is a part of a series! Learn more here
🔍 Explore the Global Fabric Hackathon repo
Pre-requisites:
Check out the hack repo: https://aka.ms/FabConHack-Reactor - VS Code Dev Days: WorldwideLink visible for attendees
Join us for a hands-on livestream where you'll learn how to unlock the full potential of VS Code and GitHub Copilot and elevate your coding experience. Whether you're a beginner or an experienced developer, this session will introduce you to AI-assisted development workflows, helping you write better code, faster.
💡 Get Started: Download VS Code and activate your free GitHub Copilot account for VS Code to be ready for all the hands-on exercises.
- Blazor Day 2025Link visible for attendees
After hitting more than 36K viewers for its first and second edition, BlazorDay comes back. With more Blazor rock stars, even more fun and more... Blazor love!
Blazor Day is an online event dedicated to Blazor technologies. Originally launched by three MVP friends (Adrien, Christophe, and Denis) this event was created to share their passion for .NET, and especially for Blazor.
Blazor is part of the ASP.NET Core framework and is offered as an open-source project by Microsoft.
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Schedule
(The list of sessions is currently being prepared. Sessions and times are subject to change.)| Time (UTC-7) | Session Title | Speaker |
|--------------|---------|----------------|
| 8:00 | The future of web development with ASP.NET Core & Blazor |
Daniel Roth |
| 8:30 | Understanding Blazor Render Modes | Tim Purdum |
| 9:00 | Building a production level Blazor web app with GitHub Copilot | James Montemagno |
| 9:30 | Blazor Authentication and Authorization | Rockford Lhotka |
| 10:00 | Exploring the Fluent UI Blazor Library v5: Next-Gen Web Components and Architectural Innovations | Vincent Baaij |
| 10:30 | Prerender Blazor WebAssembly And lazy Loading | Sergi Ortiz Gomez |
| 11:00 | Designing for AI First: Natural Language UX with Blazor | Ed Charbeneau |
| 11:30 | Clean architecture for a Blazor Application | Johan Smarius |
| 12:00 |
Build hybrid apps with .NET MAUI & Blazor | Beth Massi |
| 12:30 | Blazor in .NET 10: The Next Chapter | Jimmy Engström |