
Here's the start of our list:
Safety gear:
EPIRB distress beacon, SPOT personal tracker, hull flotation, submersible VHF, cell phone(!), life jackets, rigging knives, LEDs flashlights, running lights, cabin lights, dry bags, dry suits, battery system, bilge pump, first-aid kit, flares & standard Coast Guard kit.
Rigging:
Standing rigging, running rigging, boom kicker or equivalent, reefing system, hardware for boat, spinnaker gear, headsail gear, main sail gear, control gear, tiller extensions.
Roller Furling System & Sails:
Harken 164 Hi-load or equivalent, asymmetrical spinnaker, large headsail, standard roller-furling headsail, main with 2 sets of reef points, sheets.

Oars, seats, oarlocks, spare paddle.
Clothing/Gear:
Hypothermia kit, fire-starter, watch, boat-repair gear, sleeping pads & bags rated to at least 40°F, watch-caps, tech performance clothing, bug netting, tent or equivalent.
Cooking & Food:
(later)
Charts:
(duh)
Miscellaneous Electronics:
Compass, GPS/Navigation, GoPro camera.