These are the protocols for which there are decoders written. The decoders have been built with the help of this tool.
RC5 - IR-Protocol used by Philips and a lot other brands for remote controls
RC6 - Improved version of RC5
HarmanKardon - IR-Protocol used by HarmanKardon for remote controls
Deltronic - RF-Protocol used by Deltronic (and others) for remote light switches
JVC - IR-Protocol used by JVC for remote controls
Nexa - RF-Protocol used by Nexa(and others) for remote light switches
Nexa Learning Code - RF-Protocol used by Nexa(and others) for remote light switches
Pioneer - IR-Protocol used by Pioneer for remote controls
UPM - RF-Protocol used by UPM for wireless thermometers and weather stations
Viasat - IR-Protocol used by Viasat for remote controls
X10 - IR-Protocol used by the X10-system for remote controls and remote light switches
Pronto - This is not really a protocol, it is a format for describing the raw pulses of the protocol messages.