Flat Assembler: MenuetOS
Forum, many topics covered.
Interview with Ville Turjanmaa, the Creator of MenuetOS
Short, with many useful forum comments. OSNews.
Growing article, with links to many related topics. Wikipedia.
GridWorks EZ distribution, full 32-bit archive packages, CD/HD Boots, links.
MenuetOS C Library
Project page: news, forums, support, CVS, bug reports, feature requests, statistics. SourceForge.