Logstash is #19 in Top 10 IT Monitoring software
logstash is a tool for managing events and logs. You can use it to collect logs, parse them, and store them for later use (like, for searching). Speaking of searching, logstash comes with a web interface for searching and drilling into all of your logs.
Positions in ratings
#19 in Top 10 IT Monitoring software
Alternatives
The best alternatives to Logstash are: Splunk, Loggly, Kibana