The specifiation in pdf format is here. This is the main information resource for VSCP.
Our wiki pages is a great resource for information on various subjects. Can be a bit outdated in some parts so always trust the specification document when in doubt.
We have various mailinglists where VSCP users and developers keep in touch with each others. A list of list is here
Kurt Herremans have written a very good primer on VSCP. You can download it here in pdf format. It is excellent if you are new to the VSCP protocol. He has also made a very good video that show his initial setup.
He also made a video about his Mr House to VSCP integration project
There is also a walkthrough video series on the VSCP works software
This is a demo on VSCP daemon (server) functionality.
Demo of bootloading.
Demo of OHAS widgets.