A Writer's Resource

Name of site: Patricia C Wrede's Worldbuilder Questions
Type of link: Resource - world-building
Warnings:
Explanation of link: An excellent site for helping you think through everything you might need when it comes to starting a world from scratch.

Name of site: Dipity
Type of link: resource - writing, worldbuilding, timelines
Warnings: Not sure what you might find there, really.
Explanation of link: Just thought this would be a great toy for writing out timelines for novels.  Built by you, though I'm not sure how easily editable they are.  Haven't played with it much yet.

Name of site: Fantasy world building
Type of link: world building
Warnings: n/a
Explanation of link: Another link from NaNoWriMo, it's a questionnaire site dedicated to building your own world, written and copyrighted by Patricia C. Wrede.

Name of site: 30 days of world building
Type of link: world building
Warnings: n/a
Explanation of link: A link from NaNoWriMo, it's a questionnaire site dedicated to building your own world in 30 days.