Mysql Monitor Tool is a useful application to monitor multiple Mysql server instances.
Its simple and effective user interface allows you to track the health of your servers, check parameters and visualize trends via real time charts.
DAD is a Windows event log and syslog management tool that allows you to aggregate logs from hundreds to thousands of systems in real time. DAD requires no agents on the servers or workstations. Correlation and analysis is driven through a web front end.
Feed State is used to view (and store) log files of different formats from many different processes over a network. A massive variety of logs are supported: XML, database, all ASCII log files, all parsed into a common format for viewing and analysis.
Tool to convert Common Log Format files to a mysql query. Inverse of mls2clf, which can be found at SF too. The people from http://www.gentoo-forum.nl are running this project, as it was used at first for their site.