WSNWARE is an open source Java/OSGi middleware, designed for monitoring, controlling and standardizing Wireless Sensor Network. WSNWARE is a normalized message oriented middleware running on (and developed for) any OSGi containers.
Bonswing is a library/framework that uses Java Swingcomponents to list updates to services in the network using Apple's Bonjour. By using Bonswing components, the developer does not have to worry about service discovery and can focus on the application