You can check out Moda's website, they have previews of fabric:
http://www.unitednotions.com/un_main.nsf/fabrics
and a lot of free quilt patterns:
http://www.unitednotions.com/un_main.nsf/fp_quilting
And this website is reader-submitted patterns for things from aprons to quilts and everything in between:
http://www.modabakeshop.com/