Package	Description
org.apache.commons.logging	Jakarta Commons Logging implemented over SLF4J.
org.apache.commons.logging.impl	SLF4J based implementation of commons-logging wrapper APIs.
org.apache.log4j	An rather minimal but sufficient implementation redirecting all calls to a log4j logger to a logback logger.
org.apache.log4j.helpers
org.apache.log4j.spi
org.apache.log4j.xml
org.slf4j	Core logging interfaces.
org.slf4j.agent	"-javaagent" routines for SLF4J.
org.slf4j.bridge	Bridge/route all JUL log records to the SLF4J API.
org.slf4j.cal10n	SLF4J API extensions
org.slf4j.event
org.slf4j.ext	Localized logging using the CAL10N API.
org.slf4j.helpers	Helper classes.
org.slf4j.instrumentation	Java instrumentation routines for SLF4J.
org.slf4j.jul
org.slf4j.log4j12
org.slf4j.nop
org.slf4j.osgi.logservice.impl
org.slf4j.profiler	Poor man's profiler API
org.slf4j.simple
org.slf4j.spi	Classes and interfaces which are internal to SLF4J.