Describes how you install OpenDNSSEC from source. It also gives some hints on how you can choose your hardware set-up to match your zone signing requirements.
The next step after installation is to configure OpenDNSSEC. Remember that you also need an HSM with the PKCS#11 API.
With the software installed and configured, it is time to start using the system. Adding/removing zones, rolling keys, etc.
The software package comes with a number of command line tools.
A comprehensive initial getting started guide is the OpenDNSSEC Initial Deployment Guide.