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

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.

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.

Simplify your logging with tinylog. The lightweight logging framework can be used with Java, Kotlin, Scala, and any other JVM language. tinylog is open source and runs wherever Java is used: JVM, GraalVM, and Android.

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.

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.

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.

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

Multiplatform: Easy setup Syslog Server tool for recording network messages. It opens the UDP port 514 on your computer to act as Syslog Server and displays the messages immediately in your screen.

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

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

Search words in text files, display matching lines in tabs. Options to save results, exclude words, display the line numbers. Tiny file for searching big text files. Please leave feedback to help improve the application. Documentation coming soon.

LumberJack4Logs is a viewer for log and trace files with the ability to extend the recognized data formats by adding text parser plugins.

GeneSyS is an open generic framework for network and system management, based on intelligent software agents using web-services/SOAP. It is a supervision tool for monitoring, management and control of distributed applications built with Java, .NET, PHP.

Zabbix log alert forward module for zLogFabric central logging framework

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.

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.

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.

The Genalyze log analyzer, a simple yet highly extensible framework for parsing log files, was designed for parsing T-Server log files generated by Genesys contact center software platform, yet is generic and easy enough to adapt for other log formats.

Provide a plugabble and configurable alternative to UNIX tools like grep, awk, tail, head, cut, sort, uniq or even some perl based scripts in a Java environment. A bit like what Apache Ant means to good old make.

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.

Log4j mode - a major mode for viewing log files in Emacs - including syntax highlighting, log file filtering, and source code browsing.

NetBuffer is a data buffer and splitter: configure your device to push data into NetBuffer, and NetBuffer forwards it to unlimited destinations. Offloads processing from your device to the NetBuffer system. Centralizes management. Runs on Windows.