A fast PostgreSQL Log Analyzer
Apache Log Parser and Data Normalization Application
Sends logs to files, sockets, inboxes, databases and web services
GoAccess is a real-time web log analyzer and interactive viewer
Fast and Lightweight Logs and Metrics processor for Linux, BSD, OSX
Intelligently block brute-force attacks by aggregating system logs
Bubbles the simple, easy to use HTTP web server, browser controlled
Strong Email & Apache Log Analysis with Active Security Features
Read Exchange Server SMTP Send and Receive Logs
XL-Parser is a tool for data extraction and analysis.
Log Management Solution
A multi-platform universal log collector and forwarder
Log File Monitoring - Check Log Files, Analyze, Alert on any UNIX Log
A syslog message generator that replicates real syslog messages
Open Source HGWC's Encryption
Free-SA is report generating tool for web, proxy and mail log files
PHPIDS-based Security Log Analyzer for Apache
Squid log data warehouse
Log collector for FortiGate units (v4 MR3)
Log text into graph on python and javascript.
Full Featured Windows Command Line Syslog Logger
Hadoop, Hbase, HBase Web Client, Flume based log analytics system