LV-Signals is a set of open source LabVIEW XNodes for sharing data via a data value reference and user events.
The most recent VI Package (.vip) can be downloaded here.
Open the VI Package using VI Package Manager and press Install.
In LabVIEW, The LV-Signals palette can be found in the Addons palette.
LV-Signals depends on LV-Scripting