Apache Mahout

Apache Mahout(TM) is a distributed linear algebra framework and mathematically expressive Scala DSL designed to let mathematicians, statisticians, and data scientists quickly implement their own algor...
Language(s): Java, Scala
Operating system(s): Cross-platform
License: Apache 2.0

Apache Nutch

Nutch is a well matured, production ready Web crawler. Nutch 1.x enables fine grained configuration, relying on Apache Hadoop™ data structures, which are great for batch processing....
Language(s): Java
Operating system(s): Cross-platform
License: Apache License 2.0

Apache OpenOffice

Apache OpenOffice (AOO) is an open-source office productivity software suite. It is one of the successor projects of OpenOffice.org and the designated successor of IBM Lotus Symphony. It is a close co...
Language(s): C++, Java
Operating system(s): Linux, Mac OS, Windows
License: Apache License 2.0

Apache Solr

Solr is highly reliable, scalable and fault tolerant, providing distributed indexing, replication and load-balanced querying, automated failover and recovery, centralized configuration and more. Solr ...
Language(s): Java
Operating system(s): Cross-platform
License: Apache License 2.0

Apache Spark

Apache Spark is an open-source cluster-computing framework. Spark provides an interface for programming entire clusters with implicit data parallelism and fault tolerance. Apache Spark achieves hig...
Language(s): Scala, Java, Python, R, SQL
Operating system(s): Microsoft Windows, Mac OS, Linux
License: Apache License 2.0