Open Source Java Logging Software

Zabbix is an enterprise-class open source distributed monitoring solution designed to monitor and track performance and availability of network servers, devices and other IT resources. It supports distributed and WEB monitoring, auto-discovery, and more. An enterprise-class distributed monitoring solution for networks & apps

Untangle is a Linux-based network gateway with pluggable modules for network applications like spam blocking, web filtering, anti-virus, anti-spyware, intrusion prevention, bandwidth control, captive portal, VPN, firewall, and more. Visit http://untangle.com

Elasticsearch is a distributed, RESTful search and analytics engine that lets you store, search and analyze with ease at scale. It lets you perform and combine many types of searches; it scales seamlessly, and offers answers incredibly fast with search results you can rank based on a variety of factors. Elasticsearch can be used for a wide variety of use cases, from maps and metrics to site search and workplace search, and with all data types.

Cyberoam iView; the Intelligent Logging & Reporting solution provides organizations network visibility across multiple devices to achieve higher levels of security, data confidentiality while meeting the requirements of regulatory compliance. To know more about Cyberoam and it’s security solutions visit us at www.cyberoam.com.

Logger is a simple, pretty and powerful logger for android. It provides a number of options and features. String format arguments are supported, as well as collections (only available for debug logs). Also, it features Json and Xml support (output will be in debug level). Log adapter checks whether the log should be printed or not by checking the log adapter function. If you want to disable/hide logs for output, override isLoggable method. The command "true" will print the log message, "false" will ignore it. Use filter for a better result. the tag PRETTY_LOGGER or your custom tag can be used. Make sure that wrap option is disabled. You can also simplify output by changing settings. Logger supports Timber Integration, as well.

Lilith is a logging and access event viewer for Logback, log4j & java.util.logging. It has features comparable to Chainsaw for log4j. This means that it can receive logging events from remote applications using Logback as their logging backend

Hyperic is application monitoring and performance management for virtual, physical, and cloud infrastructures. Auto-discover resources of 75+ technologies, including vSphere, and collect availability, performance, utilization, and throughput metrics.

Log Viewer is a custom-made freeware tool for viewing text files, specifically log files. The text viewing portion of the GUI is custom-made for improved memory usage and file navigating performance on very large files. The tool provides built-in grep (show and hide filtering on a line per line basis), color highlighting, multiple search strings, file tailing, and viewing multiple files as if they were one file.

Monitors several server logs at real-time simultaneously all in one tool. The viewer updates and scrolls automatically when the log file changes... a MUST HAVE utility tool for developers. Visit http://tracelog.sourceforge.net for more information.

Chainsaw is a GUI log viewer and filter for the Log4J package. It listens for LoggingEvent objects sent using the SocketAppender and displays them in a table. The events can be filtered based on Priority, Thread name, Category name and Message. It can als

The ProM Import Framework allows to extract process enactment event logs from a set of information systems. These can be exported in the MXML format, which is the standard event log data format for Process Mining analysis techniques.

TailBlazer is a graphical version of the UNIX 'tail' utility. It allows you to monitor log files as they are written. New lines appear as they are written. TailBlazer takes this a step further by supporting pattern matching, filtering, and notification

"Java log viewer" is a GUI to easily view the java application logs generated by the "java.util.logging" package. The log must be formatted by the XMLFormatter class. It provides facilities in order to filter, to sort and to find log records.

Have you ever wondered which database indexes you should create for your JDBC-based application ? This Swing-based SQL profiler tries to offer a tool to monitor which tables and columns are accessed the most in SQL queries to recommend index creation

LogView4J is a Java Swing Log4J socket listener GUI that makes application debugging simple. It has an intuitive user interface and is designed from the ground up for use of use, speed and stability, with features specifically tailored for Java developer

Microlog is a small, yet powerful logging library for mobile devices based on the Log4j API. Supports Java ME (J2ME) and Android. Logs to device, to PC or to servers online. Used in all phases from development on emulator/device to outdoor field-testing.

Ajax is an open-source Java add-on collection mostly for classic desktop apps sporting new widgets (such as such as auto-complete textboxes or tree tables), new data models (such as as XML tree models), new common dialogs and much more.

LogView helps manage multiple log files for easy viewing and filtering.

An IDE and Data Collection/Analysis application for the SystemTap project

XLOG is a logging framework whose log files are XML documents.

log4jdbc is a JDBC driver that can log SQL and/or JDBC calls (and optionally SQL timing information) for other jdbc drivers using the Simple Logging Facade For Java (SLF4J) logging system.

Graphical reverse logfile follower written in Java. Features: Last line first, filtering via options, line coloring via options, log snapshots.

ALF, The Automated Logging Framework, is a native logging framework for Java with the unique advantage of supporting automated method tracing. This platform-independent library allows developers to debug their applications quickly without adding code

The objective of this program is to check log files of your applications. It analyses them and tells you if the application works fine (or not). So that, you just receive one mail to say : "ok", or "some applications seem to go wrong !"

Analog4J is a tool for analysing Logginginformation. Loginfo can come from files or via online sources like sockets (like log4J SocketAppenders). Loginfo can be displayed, filtered and is prepared in statistics (events per time, etc.)