Electric drill (cordless is ideal) and bit attachments for #15, 14, 10, 8 hex head screws, drill bits for the post brackets and ledger.
Chop saw with a carbide blade.
Skill saw with a carbide blade (cordless is ideal).
Level, min. 3’ or bigger, 4’ is best. A laser level is ideal.
Multiple ladders of different heights, 4’, 6-8’ depending of course the application and your height. If you need scaffolding it can be rented at your nearest rental yard.
Caulking gun
Gloves, you do not want to cut your hands!
Measuring tape, get a good Stanley 35’
Chalk line.
Square (drywall square preferred).
Hammer
Utility knife.
Safety glasses.