High Performance Primitive Collections: data structures (maps, sets, lists, stacks, queues) generated for combinations of object and primitive types to conserve JVM memory and speed up execution.

Elasticsearch subproject :server

Fastjson is a JSON processor (JSON parser + JSON generator) written in Java

Apache Solr (module: core)

The Apache Cassandra Project develops a highly scalable second-generation distributed database, bringing together Dynamo's fully distributed design and Bigtable's ColumnFamily-based data model.

An off-heap reference implementation for Arrow columnar data format.

Hive Serde

Apache Solr (module: test-framework)

Apache TinkerPop :: Gremlin Core

Core interfaces and utilities for Blueprints

OpenCms is an enterprise-ready, easy to use website content management system based on Java and XML technology. Offering a complete set of features, OpenCms helps content managers worldwide to create and maintain beautiful websites fast and ...