Arquillian Project - provides a test harness for developers to create integration tests for their Java applications. Arquillian manages all aspects of application testing done in an embedded or remote container.
dooApp - Infiltrea measures and reports on a building's airtightness.
Inductive Automation - Ignition is an industrial application server used to create automated software for manufacturers.
jHome - an open source home automation API for controlling wall jackets and other electronic devices.