Parseable is a log analytics system written in Rust
Log analyser for Squid access.log
free netflow analyzer
pgBadger is a PostgreSQL log analyzer built for speed.
Firewall log analyzer
Enterprise-class, distributed monitoring solution for networks & apps
OPTOSS Next Gen Network Management System (NG-NetMS)
Another C++ Hack
Odoo 8 Server Control for Windows
Centralized Logging to a database with alerts and powerful RCP-UI
Squid log data warehouse
Log collector for FortiGate units (v4 MR3)