Community governance is listed in the repository.
Apache Giraph is an iterative graph processing system built for high scalability.
The Apache Hive (TM) data warehouse software facilitates reading, writing, and managing large datasets residing in distributed storage using SQL.
A software platform for processing vast amounts of data
Stateful Computations over Data Streams
The Apache Hive (TM) data warehouse software facilitates reading, writing, and managing large datasets residing in distributed storage using SQL.
A free and open source distributed realtime computation system
Presto is a distributed SQL query engine for big data.