Hi, As part of Apache Sling project we have created a Sling Commons Log module which integrates Logback with OSGi. It might be interesting for Logback and/or slf4j users, see below for more info. Chetan Mehrotra Sling Commons Log =============== doc - http://sling.apache.org/documentation/development/logging.html release - http://sling.apache.org/site/downloads.cgi source - http://svn.apache.org/repos/asf/sling/trunk/bundles/commons/log/ Features: ------------- 1. LogBack configuration can be provided via Logback config xml or via OSGi configuration enabling runtime modification of configuration. 2. Supports Appenders registered as OSGi Services 3. Supports Filters and TurboFilters registered as OSGi Services 4. Support providing Logback configuration as fragments through OSGi Service Registry 5. Support for referring to Appenders registered as OSGi services from within Logback config 6. Exposes Logback runtime state through the Felix WebConsole Plugin 7. Web UI based log configuration with type ahead support for Logger categories Apart from Slf4j API bundle the Sling Commons Log bundle has no dependency on other Sling bundles and can be used in any OSGi framework. Maven: ----------- <dependency> <groupId>org.apache.sling</groupId> <artifactId>org.apache.sling.commons.log</artifactId> <version>4.0.0</version> </dependency> We hope that it might be useful to broader user community specially while using Logback in OSGi environments Chetan Mehrotra PS: Apologies for cross posting. Sling Commons Log might be useful to both user communities hence sending it to both