Originally the idea was to mark in bold the items that you have knit, italics for the ones you plan to knit, and leave the ones you haven't done in plain font. In order to reflect the things I have done since this last list, I'll be marking them in red bold just to make them stand out better.
Afghan
I-cord
Garter stitch
Knitting with metal wire
Shawl
Stockinette stitch
Socks: top-down 
Socks: toe-up 
Knitting with camel yarn
Mittens: Cuff-up
 Mittens: Tip-down
Hat
 Knitting with silk
 Moebius band knitting
 Participating in a KAL
 Sweater
 Drop stitch patterns
 Knitting with recycled/secondhand yarn
Slip stitch patterns
Knitting with banana fiber yarn
Domino knitting (modular knitting)
Twisted stitch patterns
Knitting with bamboo yarn
 Two end knitting (I have no idea what this is)
Charity knitting
Knitting with soy yarn
Cardigan
Toy/doll clothing
Knitting with circular needles
Knitting with your own handspun yarn
Slippers 
Graffiti knitting (knitting items on, or to be left on the street)
Continental knitting
Designing knitted garments
Cable stitch patterns
Lace patterns
Publishing a knitting book
Scarf
 Teaching a child to knit
 American/English knitting (as opposed to continental)
 Knitting to make money (not recommended involves lots of knitting very little money)
 Button holes
 Knitting with alpaca
 Fair Isle knitting
 Norwegian knitting
 Dyeing with plant colors 
Knitting items for a wedding - the wedding is coming up this summer
Household items (dishcloths, washcloths, tea cozies…)
Knitting socks (or other small tubular items) on two circulars
Olympic knitting (I was a total failure at that…. not enough time)
Knitting with someone else’s handspun yarn
Knitting with DPNs
 Holiday related knitting
Teaching a male how to knit
Bobbles 
 Knitting for a living
Knitting with cotton
Knitting smocking
Dyeing yarn
Steeks
Knitting art
Fulling/felting
Knitting with wool
Textured knitting
Kitchener BO
 Purses/bags
 Knitting with beads
 Swatching
 Long Tail CO
 Entrelac
 Knitting and purling backwards 
Machine knitting
Knitting with self-patterning/self-striping/variegating yarn
Stuffed toys
Baby items
Knitting with cashmere
Darning
Jewelry
Knitting with synthetic yarn
Writing a pattern
Gloves
Intarsia
Knitting with linen
Knitting for preemies
Tubular CO
Freeform knitting
Short rows
Cuffs/fingerless mitts/arm warmers
 Pillows  
Knitting a pattern from an online knitting magazine
Rug
Knitting on a loom
Thrummed knitting
Knitting a gift
Knitting for pets
Shrug/bolero/poncho
 Knitting with dog/cat hair
Hair accessories
Knitting in public  Now I knit even MORE! :)
