Here's a list of extensions that you can download and implement into your own BlogEngine.NET installation. Thanks goes to Paul Tumelty for collecting this list and sharing with it us. You can also test-drive our new extension gallery.
Embedded Media Extensions
Sydication/Social Bookmarking Extensions
You can find even more extensions at the BlogEngine.NET Extensions CodePlex site.
If you have written an extension, then please contact us so we can add a link to it from this page.
You can also submit your extension at BlogEngine Theme site.