If you can send http requests, you can control Vixen with:

Client commands:
http://<server address>:41402/<client name>/doesnt/matter/whats/in/here/command.html?action=<action>&<params>

Server requests:
http://<server address>:41402/blah/blah/blah/request.html?action=<action>&<params>

Debug echo:
Use the "debug.html" terminal path node and it will echo back what you've sent.


Client command actions:

Action: on		(Turn channel on)
Params: channel=<channel index from 1>

Action: off		(Turn channel off)
Params: channel=<channel index from 1>

Action: toggle	(Toggle channel on/off)
Params: channel=<channel index from 1>

Action: list	(Lists sequences or programs present in the local installation)
Params: type=program|sequence (default if type not specified))

Action: execute	(Executes the loaded sequence or program)
Params: (none)

Action: pause	(Pauses the loaded sequence or program)
Params: (none)

Action: stop	(Stops the loaded sequence or program)
Params: (none)

Action: retrieve	(Client retrieves a sequence or program)
Params: scope=local|remote	(local=within local Vixen installation, remote=from the server (default if omitted))
        type=sequence|program	(sequence is default if omitted)
        filename=<name>		(the file name as it appears in the results of a list command)

Action: status	(Client execution status)
Params: (none)

Action: timer     (Timers currently executing on the client)
Params: data=count|status	(if "status", use "index" parameter to specify an executing timer.  "index" not used with "count".)
        index=<timer index>


Server request actions:

Action: list	(Lists sequences or programs uploaded to the server, also lists registered clients)
Params: type=client|program|sequence (default if type not specified))

Action: execute	(Broadcasts the execute command to all clients)
Params: (none)

Action: pause	(Broadcasts the pause command to all clients)
Params: (none)

Action: stop	(Broadcasts the stop command to all clients)
Params: (none)

Action: authenticate (Authenticates a control client against the server password)
Params: value=password (plain-text)