As well as the large pieces of kit already mentioned, there is a whole range of hand tools that every framer will have in his/her tool box. These will include:
The list can be endless and there's always a new tool on the market that will make things easier. Often, though, much of what you need can be found in or around the home.
Last, but not least, although it's not a tool, a good solid flat bench makes things so much easier. Ideally the work surface should be around about your "hip height". Even worse, trying to work on the floor can be back breaking.