RStudio is an integrated development environment (IDE) for R
Distributed pub-sub messaging system
The Spatial Framework for Hadoop allows developers
Performance and Productivity at Scale
Support for manual parallelization of sequential C programs.
Free data acquisition and data visualization cross-platform software
Pentaho Data Integration ( ETL ) a.k.a Kettle
Open Source Reporting & Data Visualization Platform
Workflow Designer, Hive Editor, Pig Editor, File System Browser
HadStat is service on cloud,for data analysis using Hadoop MapReduce.