Cassandra Integration Points
Cassandra has been integrated with a number of projects and products. This page aims to be a list of these, with a description and links. It is not meant to prefer one project over another so please keep the names in alphabetical order.
Esper - EsperHA
http://esper.codehaus.org, Esper complex event processing with EsperHA (a commercial EsperTech product) provides high-available for event processing state.
For information on Flume integration, see the section on Logging.
For information on Hadoop integration with Cassandra, see the HadoopSupport wiki page. It is actively worked on and used in production at a number of companies.
For information on the ability to use Hive with data in Cassandra, see the section on Hadoop
For information on the ability to log events directly to Cassandra, see LoggingToCassandra.
Lucene - see the section on Solr/Lucene
For information on the ability to use Pig with data in Cassandra, see the section on Hadoop
For information on Scribe integration, see the section on Logging.
Solandra, previously Lucandra, is a project that gives Solr and Lucene a distributed foundation using Cassandra. It is developed by Jake Luciani and used in production, but no longer being actively maintained.
The DataStax Spark Connector provides integration with Apache Spark through the binary protocol.