Ooh, looks fun.

Bold for stuff you've done, italics for stuff you plan to do one day, and normal for stuff you're not planning on doing.

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 bananafiber yarn
Domino knitting (=modular knitting)
Twisted stitch patterns
Knitting with bamboo yarn
Two end knitting
Charity knitting
Knitting with soy yarn
Cardigan
Toy/doll clothing
Knitting with circular needles
Baby items
Knitting with your own handspun yarn
Slippers
Graffitti 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
Knitting to make money
Button holes
Knitting with alpaca
Fair Isle knitting
Norwegian knitting
Household items: dishcloths, washcloths, tea cozies...
knitting socks- or other small tubular items- on two circulars
Dying with plant colours
Knitting items for a wedding
Olympic knitting
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
Dying 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 selfpatterning/selfstriping/variegating yarn
Stuffed toys
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/armwarmers
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