Open Source Log Analysis Software

AWStats is a free powerful and featureful server logfile analyzer that shows you all your Web/Mail/FTP statistics including visits, unique visitors, pages, hits, rush hours, os, browsers, search engines, keywords, robots visits, broken links and more

The goal of PyTables is to enable the end user to efficiently and easily manipulate large datasets (both homogenous, i.e. arrays, and heterogenous, i.e. tables) on a persistent, hierarchical way.

swatchdog.pl started out as swatch, the "simple watchdog" for activity monitoring log files produced by UNIX's syslog facility. It has since been evolving into a utility that can monitor just about any type of log. The name has been changed to satisfy a request made by the old Swiss watch company.

The pimped Apache status makes the Apache server status readable, sortable and searchable. The pimped Apache status can merge the status of several servers that opens the possibility to identify the troubleshooter even in a loadbalanced website. The webbased tool offers a multilanguage, skinable interface with a built-in updater. In several views you see most requested pages, vhosts, used methods, IPs that make the most requests and more. All views are sortable tables you can filter by a keyword and are available as API Request too to get its data as CSV, XML or JSON. Compatible with PHP 7+8 (and should run on PHP 5.x - but is not supported).

this tool tries to repair your broken pcap and pcapng files by fixing the global header respectively packet blocks and recovering the packets by searching und guessing the packet headers or blocks

This is dhcpd-pools ISC dhcp shared network and pool range usage analysis. Purpose of command is to count usage ratio of each IP range and shared network pool which ISC dhcpd is in control of. Users of the command are most likely ISPs and other organizations that have large IP space. Program is written C. Design goal is to get analysis done quickly where there is lots of data. On cheap laptop the speed of analysis is roughly 100k leases per second. Number of ranges, or shared networks, does not make any significant difference in getting analysis done.

AutoIndex is a PHP script that makes a table that lists the files in a directory, and lets users access the files and subdirectories. It includes searching, icons for each file type, an admin panel, uploads, access logging, file descriptions, and more.

BigBrotherBot (B3) is a cross-platform, cross-game game administration bot. Features in-game administration of game servers, multiple user access levels, and database storage. Currently include parsers for: Call of Duty, Urban Terror and more!

ClickHeat is a visual heatmap of clicks on a HTML page, showing hot and cold click zones. Requires Javascript on the client to track clicks, PHP and GD on the server to log clicks and generate the heatmap. You should download it on Github where the project has moved: https://github.com/dugwood/clickheat

Simple Event Correlator (SEC) is a lightweight event correlator for network management, log file monitoring, security management, fraud detection, and other tasks which involve event correlation.

X-Itools: eXtended Internet Tools. Suite of tools composed of several collaboration modules. Old and initial project born in 1999, 1st published in 2001 on Sourceforge. X-Itools E-mail management module (log analysis) initiated in 2004 with Web 1.0 technologies (private SVN server). X-Itools development restarted since 2011, on the basis of a unique module: E-mail management module (log analysis). Now based on web 2.0 technologies (ExtJS 4.1) and devel restarted because of a particular interest given to it by a world wide Organization (United Nations). Module renamed "X-Itools ELSE", for "X-Itools E-mail Log Search Engine". Some features: Log analysis and correlation of Postfix and Exchange servers, statistics, policy manager, in-deep analysis, automated network graphs for e-mail tracing, CSV export... The Swiss knife of Messaging Admins. In 2015, X-Itools ELSE is no more limited to E-mail logs: Apache logs are also processed and related stats and dashboards will be there!

IP2Location C library enables the user to find the country, region, city, coordinates, zip code, time zone, ISP, domain name, connection type, area code, weather, MCC, MNC, mobile brand name, elevation and usage type that any IP address or hostname originates from. It has been optimized for speed and memory utilization. Developers can use the API to query all IP2Location™ binary databases for applications written in C or supporting static/dynamic library.

Cisco Perl Tools contains CIPAT (Cisco IP Accounting aggregator) and ISDN-Reporter (Cisco ISDN call aggregation and reporting tool). [NetProvisioning has moved to its own project page on SF]

LogToMysql: Simple programs to log Apache access and errors to a MySQL database using the piped log mechanism.

This project has been moved to GitHub, see https://github.com/detach8/squid-graph Squid Graph is a free, simple, yet powerful Squid v2 native logfile analysis tool that generates reports with graphical representation of the proxy server's traffic, somewhat like the popular MRTG tool.

Feed Squid logs into PostgreSQL database, then use Pentaho BI server for data mining.

A tool to visualize interactively huge amounts of eventdata. Uses an innovative hierarchical zoomlens scaling from quarters down to 50 ms.

WGPing is a round time trip and packet loss analysis tool intended to work with MRTG.

BetterAWStats is made to provide better statistics out of the data AWStats provides. It is not a replacement of AWStats. It is using all data and language resources from AWStats, so the same translations and general features are always available also in

Webstats Solr is an attempt to make Apache Access log easier to Data Mine. By adding a powerful Search Engine (SOLR) as a Backend and using Java Script and HTML and maybe PHP I hope to out date AWStats.

Application to display, as well as interpret, firewall information from a database to serve a variety of users needs. The application is online and cross-platform, written using PHP.

AVirCAP is a system for manual and / or automated detection of CodeRed and Nimda type of hack attempts and virtually all other kinds of "logable" intrusion attempts. It can work stand alone or together with other additional AVirCAP machines in the LAN/W

PHP addon for AWSTATS to allow viewing of statistics for multiple domains on a single dynamic page

A simple PHP addon for AWStats which allows viewing and comparing statistics for multiple domain hosted in the same machine.

A C++ library which finds associations within sets of items, using a fast in-memory algorithm.