GoAccess is a real-time web log analyzer and interactive viewer
Sends logs to files, sockets, inboxes, databases and web services
Log analyser for Squid access.log
Snare Enterprise: bit.ly/Snare-Trial
Kafka implemented in Golang with built-in coordination
A multi-platform universal log collector and forwarder
Python WebServer Log File Analyzer
Log collector for FortiGate units (v4 MR3)
Full Featured Windows Command Line Syslog Logger