Load test tools:

Feature	The Grinder	Gatling	Tsung	JMeter
OS	Any	Any	Linux/Unix	Any
GUI	Console Only	Recorder Only	No	Full
Test Recorder	TCP (including HTTP)	HTTP	HTTP, Postgres	HTTP
Test Language	Python, Clojure	Scala	XML	XML
Extension Language	Python, Clojure	Scala	Erlang	Java, Beanshell, Javascript, Jexl
Load Reports	Console	HTML	HTML	CSV, XML, Embedded Tables, Graphs, Plugins
Protocols	HTTP SOAP JDBC POP3 SMTP LDAP JMS	HTTP JDBC JMS	HTTP WebDAV Postgres MySQL XMPP WebSocket AMQP MQTT LDAP	HTTP FTP JDBC SOAP LDAP TCP JMS SMTP POP3 IMAP
Host monitoring	No	No	Yes	Yes with PerfMon plugin
Limitations	Python knowledge required for test development & editing Reports are very plain and brief	Limited support of protocols Scala-based DSL language knowlegde required Does not scale	Tested and supported only on Linux systems.	Bundled reporting isn’t easy to interpret

RESOURCES