WikiNode

A WikiNode is a page on a wiki that links to other, similar wiki. (And those wiki may link back.) Sometimes a WikiNode also connects the wiki to other Web sites that are likely to be interesting or useful to the participants in the wiki.

Related Wikia

 * Literature wikia - regarding publish written genres and their authors (also known as the literawiki) On its main page, it also lists many wiki about specific books or series
 * Creative Writing wikia
 * Symbolism wikia

Other wiki

 * Wikipedia has an article on creative writing and more specifically on round-robin story

Other Web sites
More to come...