Fast and Lightweight Logs and Metrics processor for Linux, BSD, OSX
Lightweight data shippers of the Elastic Stack
tinylog is a lightweight logging framework for Java, Kotlin, Scala
A Logging API for Swift
Easy, flexible, lightweight, platform independent C++logging library
Snare Enterprise: bit.ly/Snare-Trial
PotHead
Free Syslog Server for Windows with a graphical user interface
A simple, and lightweight program to display and format Bukkit logs.
SCASTD (Statistical Casting Daemon)