Lucene/Solr RevolutionCrowdCompass by Cvent
android-release-v4.2 Varies with device
Lucene/Solr Revolution is the largest open source conference dedicated to Apache Lucene/Solr. The Lucene/Solr Revolution mobile app is the official event guide and will help attendees navigate the conference agenda and social events, including information about sessions, speakers, sponsors, committers, and more. Within the app is a social feed that will allow attendees to stay in the loop of all things conference-related while on-site.