wikipedia:Apache Karaf is a modular open source OSGi (Release 6) runtime environment. The project became a top level project in 2010, previously being a subproject of Apache ServiceMix.
Apache Karaf can work on top of any of the two most used OSGi frameworks: Apache Felix or Equinox (OSGi), providing additional features.
Karaf Container is a modern and polymorphic container. It's a lightweight, powerful, and enterprise ready container powered by OSGi. By polymorphic, it means that Karaf can host any kind of applications : OSGi, Spring, WAR, and much more. Karaf can be used as a standalone container, or in a bootstrap way using Karaf Boot.
Karaf Cellar is a clustering solution for Karaf. It allows you to manage multiple instances, with synchronization between the instances.
Karaf Cave is an implementation of OSGi Repository specification. It can be used by the Karaf Features Resolver to provide resources, dealing with the requirements and capabilities of artifacts.
Decanter provides ready to use monitoring solution (including alerting key feature) or BAM (Business Activities Monitoring). It's also completely extensible and customizable.
- Apache: Apache Mesos, Apache Cassandra, Hadoop YARN, Apache CloudStack, Apache Hadoop, Apache Maven, Apache Ivy, Apache Ant, Apache Ignite, Apache Flume, Apache HTTP server, Apache Archiva, Apache Karaf, Apache Flink, Apache Beam, Apache Solr, Apache JMeter, Apache Groovy, Apache NiFi,
RewriteEngine, Apache CouchDB, Apache Parquet, Apache Chainsaw, Apache Spark, Apache Lucene, MXNet