SQL operating system instrumentation and monitoring framework
tinylog is a lightweight logging framework for Java, Kotlin, Scala
A Logging API for Swift
Fast and Lightweight Logs and Metrics processor for Linux, BSD, OSX
Fast and beautiful Log Viewer for Laravel
A Fluent Logging API for Java
Logging Framework for C++
OPTOSS Next Gen Network Management System (NG-NetMS)
Generate charts and reports using data gathered in log files
a powerful multipurpose checksum utility
Work productivity/efficiency analytics, work-life and time manager
Centralized Logging to a database with alerts and powerful RCP-UI
PHP script to parser apache log
log4j support for native nagios (nsca) integration
Cross-platform multi-tail log colorizer.