Free and Open Source, Distributed, RESTful Search Engine
created at Feb. 8, 2010, 1:20 p.m.
Elasticsearch real-time search and analytics natively integrated with Hadoop
created at March 11, 2013, 6:57 p.m.
Logstash - transport and process your logs, events, or other data
created at Nov. 18, 2010, 1:31 a.m.