- The ZBuffer - the number one site for news and information relating to XNA. Tutorials, links, news all XNA all the time.
- Let's Kill Dave - David Weller's blog. David works for Microsoft as a Game Developer Community Manager. Very active in the game community and author of a couple of game development books. He currently has an XNA book in the works, looking forward to seeing that come out.
- Ziggyware - one of the best places to get your XNA news. Ziggy is constantly staying on top of what is going on in the community and getting that information out to everyone. Definitely a "must bookmark" site for XNA.
- Mykre's Blog - Mykre has been very active in the gaming community and the MSDN forums for quite a while. Very well respected, he and the ZBuffer have been two of my best resources for game development.
- Machaira's Space -a blog dedicated to XNA development, news and gaming in general and managed by one of the top answerers in the MSDN forums for XNA.
- exDream - a site run by one of the best DirectX and XNA developers outside of Microsoft. Also the author of Professional XNA Game Programming.
- Focused Games - a great site kept by a very active community member Krisc from the Efnet IRC channel. Focused Games has been making great headway on a Desktop Tower Defense clone in XNA and has other large projects in the works.
- XNA Resources - a community site providing tutorials, demos, links to other XNA sites and hosting for community samples as well. One of my favorite looking XNA sites. Very cool tutorials on building tile maps.
- XNASpot - a site really encouraging community involvement. A lot of great tutorials on XNA development covering a variety of subjects.
- Learn XNA - a great site for tutorials. More and more video tutorials being added every day.
- XBox 360 Homebrew - aiming to be the number one resource for homebrew development on the Xbox 360, this site has a lot of great tutorials and screenshots of current project by members of the community.
- XNA Explorer - an XNA site of a hobbyist game developer. Several good demos with source available to examine.
- XNA Diaries - an XNA blog recording the progress of a developer as learns the ins and outs of XNA and begins working on his game.
- Buddy Lindsey - a blog by Buddy Lindsey. Just getting started with XNA, Buddy has been active in the forums and working on the FAQ for LearnXNA.com. Currently working on an Invaders clone with plans to release it with the source once it's completed.
- XNA Tutorial.com - posting new video tutorials pretty regularly. Also does a very fun "Weekend roundup" of all the current XNA going-ons in the community.
- XNA Exchange - a site designed to help facilitate collaboration between XNA developers and projects needing XNA developers.
- Andy's blog - a blog dedicated to developing games with XNA. Home of the famous 3D XNA Dominoes and XNAInvaders. If you're interested in 3D development with XNA, keep your eye on the projects and sample code coming from Andy.
- Code Geeks Wiki - a community wiki provide to start collecting and providing definitions for different XNA terms as well as providing sample code for XNA (they even have XNA code highlighting tags for your entries)
- threesixbox - this is a site that lets you share and download XNA game projects. Quite a few great looking projects there already to download with many more to come as XNA continues to mature.
- Time Pilot 82 - follows of a java game developer, Jean-Fancois, as he remakes the classic arcade game using XNA.