Kiwi Syslog Server - Kiwi Syslog Server prvides solution to centralize and simplify log message management across network devices and servers.
nxlog - NXLog offers log management solutions for companies of all sizes.
Syslog Watcher - Syslog Watcher is a syslog solution for Windows.
rsyslog - Rsyslog is an enhanced syslogd supporting, among others, MySQL, PostgreSQL, failover log...
Visual Syslog Server - Visual Syslog Server (daemon) for Windows with a graphical user interface.
Graylog - Graylog is an open source log management platform for collecting, indexing, and analyzing both structured and unstructured data.