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

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.

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

Logstash is a server-side data processing pipeline that dynamically ingests data from numerous sources, transforms it, and ships it to your favorite “stash” regardless of format or complexity. It supports and ingests data of all shapes, sizes and sources, dynamically transforms and prepares this data, and transports it to the output of your choice. Logstash is extensible, with over 200 plugins available to let you create and configure your pipeline how you choose.

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.

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.

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

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.

LOG4PLSQL is a PLSQL framework for logging in all PLSQL code this project was born from the log4J spirit (and use it). You have the possibility to log apart from transaction and use all LOG4J feature.

Partylog2 is a Graylog2 appliance ready to install or boot in LiveCD mode. Its based in TurnKey Linux (TurnKey Core 12) which is based in Debian 6.

"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.

Syslog-slogger can be used to generate controlled,random syslogs.Syslogs to be genereated r listed in a file and can contain list of values - one of which would randomly used to create the message. Syslog generation rate can be controlled as well

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

BackupRotator is a small Java utility to rotate files of any kind (including backup files, log files, etc.) and to be able to keep the newest *n* files.

The High Interaction Honeypot Analysis Toolkit (HIHAT) allows to transform arbitrary PHP applications into a web-based Honeypot. A semi-automatic user interface supports the analysis process, scans for attacks etc.

Log4j Viewer is an Eclipse plugin which can read various patterns of log4j's log file and show them in a structured table view which filtering, sorting, searching may apply on.

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

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

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

perf2rrd is a program written in Java (tm) which captures performance data output by the Nagios (R) or Icinga monitoring systems and stores it in round robin database files as implememented by RRDtool.

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

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.

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.)

Androger is file logger, that shows logged files in GUI interface. Has got support for watching multiple files, and filtering their content. It's suppose to be fast, simple & robust. Just run it and chose log file to be watched. This application requires Java 7 or greater to be installed (https://www.java.com/en/download/).