Implementation for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage generation. It has a plugin architecture that makes it extensible and supports asynchronous logging based on LMAX Disruptor.
Artifacts using log4j-core version 2.18.0 (970)
The Apache Log4j SLF4J API binding to Log4j 2 Core
Last Release on Jul 7, 2026
Relocated → org.apache.logging.log4j »
log4j-slf4j2-impl
2.HikariCP3,682 usages
com.zaxxer » HikariCP Apache
HikariCP is a 'zero-overhead' production ready JDBC connection pool.
Last Release on Jun 15, 2026
Core libraries for Apache Spark, a unified analytics engine for large-scale data processing.
Last Release on Jun 12, 2026
The Apache Log4j 1.x Compatibility API
Last Release on Jul 7, 2026
Core module of Micrometer containing instrumentation API and implementation
Last Release on Jun 8, 2026
6.Spring Boot Starter Log4j21,419 usages
org.springframework.boot » spring-boot-starter-log4j2 Apache
Starter for using Log4j2
Last Release on Jun 26, 2026
7.Server1,371 usages
org.elasticsearch » elasticsearch AGPL +1
Elasticsearch subproject :server
Last Release on Jul 2, 2026
The Apache Log4j Commons Logging Adapter
Last Release on Jul 7, 2026
The Apache Log4j support for web servlet containers
Last Release on Jul 7, 2026
10.Hazelcast816 usages
com.hazelcast » hazelcast Apache
Core Hazelcast Module
Last Release on May 13, 2026