appsignal
RecommendedThe official appsignal.com gem
The official appsignal.com gem
Skylight is a smart profiler for Rails, Sinatra, and other Ruby apps.
help to kill N+1 queries and unused eager loading.
Take a peek into your Rails application.
The scout gem reports metrics to Pingdom Server Monitor (server.pingdom.com), an easy-to-use hosted server monitoring service.