Prophiler is a PHP runtime debugger and profiler. It manually hooks into application structures to visualize code flow and time consumption. Browser-style tabbed graphs ease performance introspection, and a specific PDO decorator can profile database calls even.
ENdoSnipe is a Java systems performance profiler and introspection tool. It can monitor a runtime on multiple servers, visalize the application flow (threads and processes in a sequence diagram). It utilizes bytecode instrumentation (BCI) debugging in the JVM to detect possible bugs and performance issues.
Zorka is a sophisticated programmable profiling/monitoring agent for Java suitable for running with production applications. The agent integrates seamlessly with popular monitoring systems and protocols (Zabbix, Nagios, syslog, SNMP) and offers additional tracing/profiling capabilities that - along with the accompanying data collector - help with spotting performance issues and general problems. The agent also exposes JMX data to conventional monitoring systems. Platforms (more or less) suppo