Hi, We'd like to have Thermostat[1] added to the quality outreach program. I'm one of the Thermostat developers and we've already started testing Thermostat on JDK 9. Current status is here: http://icedtea.classpath.org/bugzilla/show_bug.cgi?id=2157 Cheers, Severin [1] http://icedtea.classpath.org/thermostat/