SPIZD stands for Stress Probing Invasive Zap Destructor; it's a command-line stress test tool used to determine how many simultaneous (concurrent) connections servers can handle. Protocols: http, pop3, pop3s, imap, imaps, smtp, smtps, ssh, radius.
Injection Wizard is an application for injecting traffic into WEP protected Wi-Fi networks, like aireplay-ng, but it's much more easy to use and it can work with worse conditions.
Real time micro benchmark multi-lingual suite (RTMB) provides a good way to measure the deterministic quality of hardware, an operating system, or a Java Virtual Machine. RTMB consists of benchmarks in C, C++ and Java
Uechi APM Web Server Performance Monitor Open Source
Uechi APM Web is an APM (Application Performance Management) Open Source Server Performance Monitor written and developed in Java and C # for all Linux and Windows platforms. The Uechi.APM.Web offers a complete resource for unlimited monitoring servers in real time. Have full control of the CPU consumption, memory, disk and network traffic. Communication is done via TCP Protocol Socket connection.
More information, please visit: http://uechi.com.br/uechi-apm-web-eng/