This is an opensource project and makes us very simple for us to add blogging engine to an asp.net application.
BlogEngine.NET may be the simplest and most light weight ASP.NET blog at the moment, but still full featured. Here are some of the features:
– Multi-author support
– Pingbacks and trackbacks
– Event based for plug-in writers
– Theming directly in master pages and user controls
– Gravatar and coComments implemented
– Live preview on commenting
– Comment moderation
– BlogML import/export
– Extension model
– Code syntax highlighting
– Mono support
– Full editing and creation of pages that are not posts
– Extended search capabilities
– Tag cloud
– Self updating blogroll
– Runs entirely on XML or SQL Server. Your choice.