All the different door styles and hardware styles.
Not all cabinets for the house are made the same. Different cabinet makers have different layouts of configuration.
There are several kinds of hinges for cabinets. The different types are Half Wrap Hinge, Screw on Concealed Hinge Cup, Compact Screw-on Face Frasme Concealed Hinge, Inset Hinge, Overlay Knife Hinge, Overlay Hinge, and the Dowlled Concealed Hinge Cup with wrap around.
Cabinet and counter top door hinges come in several colors like lots of colors like nickle and duller antique nickle, shiny brass and antique brass, plain white and black and polished chrome.
Doors for the cabinets come in several wood species Oak, Maple, White Maple, Cherry, Poplar, Hickory, Red Birch, White Birch, Natural Birch, Knotty Pine and ash.
Various door layouts are available such as attractive looking crown top and round top and arch top to the more utility square top and valance top series.
There are a lot of decorative hardware options for pulls and knobs such as Ceramic White Mushroom knobs, Cristal knobs, Barrel Pull, Cup Pulls, Garden Leaf pulls and knobs, Beveled Knob, Twist pulls and knobs, among others
To spice up the kitchen there are plenty of accessories to purchase. Here is a partial list, Corbels & Ornaments, Ironing Centers, Countertop Supports, Towel & Toaster Storage, Pantry Fittings, Appliance Garages, Hampers, Spice Racks & Door Organizers, Backsplash Accessories, Drawer Inserts, Drawer Organizers, Built-in Ironing Centers, Trash, Waste & Recycling, Stemware Racks, Computer Accessories, Lighting, Pullout tables, Cabinetry Lighting, Tall Cabinetry Fittings, Under Cabinetry Pull-downs, and don't forget the following, Closet Organization, High End Chrome, Tambour Appliance Garages, Door Organizers Television Extensions, Custom Drawers, Free-standing Trash Cans, Susans & Corner Carousels, Base Cabinet and counter top Organizers, Steps, Wine & Stemware Racks,That is a pretty good list that anyone should be able to pick at least one item from.
This is a partial list of things in a kitchen or bathroom project to plan for. When you get your marker and paper out just look here and see what else to shop for.
You can hire a builder to help you decide or you can shop at a retail cabinet store to get information.