World Info

Moons of Eberron
http://www.wizards.com/default.asp?x=dnd/ebds/20050307a

Eberron Interactive Calendar
http://www.wizards.com/dnd/ec/index.htm

13 canes for 13th age
http://www.pelgranepress.com/?p=10974

Living Dungeons
http://gameswithothers.blogspot.com/2013/06/other-frontiers-dungeons-megadungeons.html

A buttload of magic items from AD&D
http://www.oyla.de/userdaten/852/58368/pdf/The_Complete_Book_of_Magical_Items_V1.0.pdf

World Info

Not So Heroic shadowcentaur shadowcentaur