9 Open Source Big Data Technologies to Watch

1. Apache Hadoop - framework for data-intensive applications

2. R - statistical language

3. Cascading - software abstraction layer for Hadoop

4. Scribe - server for aggregating log data

5. ElasticSearch - open source search server

6. Apache HBase - non-relational columnar database

7. Cassandra - NoSQL data store

8. MongoDB - another NoSQL data store

9. CouchDB - yet another NoSQL data store

View the full slideshow by +Thor Olavsrud on CIO.com here.