AWStats Log Analyzer
ISC dhcpd leases usage analysis
A multi-threaded, multi-database tcp-based database insertion app.
repair corrupted pcap and pcapng files
A syslog message generator that replicates real syslog messages
awkStatistics generates statistics from csv-data with awk.
Build custom filter for your network based off of common communication
Free-SA is report generating tool for web, proxy and mail log files
PHPIDS-based Security Log Analyzer for Apache
Squid log data warehouse
Command line client interface for LOGalyze 4
Project's new home: https://github.com/Stunner/FileZilla-Log-Analyzer