Over 50 Eyelet & Lace Stitches. Whether you are a beginning lace knitter or a pro looking for a new challenge you will be sure to find several knitted lace stitches that you will want to try.
One Badass Mother » Fabulous Finds for September: 20 Free Sock Knitting Patterns featuring cablework, twisted stitches or lace elements. Don't know how to knit socks? I got you covered: I included a link to a tutorial on how to do it!
Over 50 patterns are worked using only knit and purl stitches (Update 11/2015)
A beautiful sock pattern by Beth LaPensee called Nutkin. Definitely on my list of things I really want to knit!