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Group: Apache Log4J
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1.Apache Log4j Core13,825 usages

org.apache.logging.log4j » log4j-core Apache

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.
Last Release on May 8, 2026

2.Apache Log4j API11,439 usages

org.apache.logging.log4j » log4j-api Apache

API 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.
Last Release on May 8, 2026

3.Apache Log4j SLF4J 2.0 Binding2,200 usages

org.apache.logging.log4j » log4j-slf4j2-impl Apache

The Apache Log4j SLF4J 2.0 API binding to Log4j 2 Core
Last Release on May 8, 2026

4.Apache Log4j SLF4J Binding8,968 usages

org.apache.logging.log4j » log4j-slf4j-impl Apache

The Apache Log4j SLF4J API binding to Log4j 2 Core
Last Release on May 8, 2026

Relocated → org.apache.logging.log4j » log4j-slf4j2-impl

5.Apache Log4j 1.x Compatibility API2,379 usages

org.apache.logging.log4j » log4j-1.2-api Apache

The Apache Log4j 1.x Compatibility API
Last Release on May 8, 2026

6.Apache Log4j Commons Logging Bridge1,217 usages

org.apache.logging.log4j » log4j-jcl Apache

The Apache Log4j Commons Logging Adapter
Last Release on May 8, 2026

7.Apache Log4j Web1,042 usages

org.apache.logging.log4j » log4j-web Apache

The Apache Log4j support for web servlet containers
Last Release on May 8, 2026

8.Apache Log4j to SLF4J Adapter782 usages

org.apache.logging.log4j » log4j-to-slf4j Apache

The Apache Log4j binding between Log4j 2 API and SLF4J.
Last Release on May 8, 2026

9.Apache Log4j JUL Handler724 usages

org.apache.logging.log4j » log4j-jul Apache

A `java.util.logging` Handler that forwards events to the Log4j API.
Last Release on May 8, 2026

10.Apache Log4j Layout For Templated JSON Encoding218 usages

org.apache.logging.log4j » log4j-layout-template-json Apache

JSON Template Layout is a customizable, efficient, and garbage-free JSON generating Apache Log4j layout. It encodes log events according to the structure described by the JSON template provided.
Last Release on May 8, 2026

11.Apache Log4j Kotlin API299 usages

org.apache.logging.log4j » log4j-api-kotlin Apache

Kotlin wrapper for Log4j API
Last Release on Aug 6, 2024

12.Apache Log4j SLF4J 1.8+ Binding560 usages

org.apache.logging.log4j » log4j-slf4j18-impl Apache

The Apache Log4j SLF4J 1.8 API binding to Log4j 2 Core
Last Release on Jul 2, 2022

13.Apache Log4j Streaming Interface123 usages

org.apache.logging.log4j » log4j-iostreams Apache

The Apache Log4j streams to log event converters
Last Release on May 8, 2026

14.Apache Log4j Parent77 usages

org.apache.logging.log4j » log4j Apache

Apache Log4j Parent
Last Release on May 8, 2026

15.Apache Log4j JDK Platform Logging Adapter70 usages

org.apache.logging.log4j » log4j-jpl Apache

The Apache Log4j implementation of java.lang.System.LoggerFinder
Last Release on May 8, 2026

16.Apache Log4j Core Tests58 usages

org.apache.logging.log4j » log4j-core-test Apache

The Apache Log4j Implementation Tests
Last Release on May 8, 2026

17.Apache Log4j API Tests33 usages

org.apache.logging.log4j » log4j-api-test Apache

The Apache Log4j API Test
Last Release on May 8, 2026

18.Apache Log4j BOM20 usages

org.apache.logging.log4j » log4j-bom Apache

Apache Log4j Bill-of-Materials
Last Release on May 8, 2026

19.Apache Log4j Spring Boot Support26 usages

org.apache.logging.log4j » log4j-spring-boot Apache

Apache Log4j Spring Boot Support
Last Release on May 8, 2026

20.Log4j API Scala79 usages

org.apache.logging.log4j » log4j-api-scala Apache

Log4j API Scala
Last Release on Feb 6, 2024