rsyslog is described as 'Rsyslog is an enhanced syslogd supporting, among others, MySQL, PostgreSQL, failover log destinations, syslog/tcp, fine grain output format control, high precision timestamps, queued operations and the ability to filter on any message part' and is an app. There are more than 10 alternatives to rsyslog for a variety of platforms, including Windows, Linux, Mac, Web-based and Android apps. The best rsyslog alternative is NXLog, which is both free and Open Source. Other great apps like rsyslog are syslog-ng OSE, Kiwi Syslog Server, Syslog for windows and Nagios Log Server.