apache / logging-log4j2

Apache Log4j 2 is a versatile, feature-rich, efficient logging API and backend for Java.
https://logging.apache.org/log4j/2.x/
Apache License 2.0
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apache api java jvm library log4j log4j2 logger logging syslog

//// Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

     http://www.apache.org/licenses/LICENSE-2.0

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Apache Log4j is a versatile, industrial-grade Java logging framework composed of an API, its implementation, and components to assist the deployment for various use cases. For further information (support, download, etc.) see https://logging.apache.org/log4j[the project website].