A utility knife, a drywall saw, and (sometimes) a router are all you need to make the cuts.
Tool Test: Compact Cordless Routers - Fine Homebuilding
Using a Drywall Router - Fine Homebuilding
Finishing Drywall With Seamless Results - Fine Homebuilding
Drywall Cutting Tools - Fine Homebuilding
Secrets to Smoother Drywall - Fine Homebuilding
Drywall tool cuts like magic - Fine Homebuilding
Drywall Measuring and Marking Tools - Fine Homebuilding
Cordless Drywall Cut-Out Saw - Fine Homebuilding
Measuring and Cutting Drywall - Fine Homebuilding
Finishing Drywall With Seamless Results - Fine Homebuilding
Drywall Taping Tools - Fine Homebuilding
Installing Reglet Trim - Fine Homebuilding