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httest is a script based tool for testing and benchmarking web applications, web servers, proxy servers and web browsers. httest can emulate clients and servers in the same test script, very useful for testing proxys.
Pen is a load balancer for udp and tcp based protocols.
This is Pen, a load balancer for udp and tcp based protocols such as
dns, http or smtp. It allows several servers to appear as one to the
outside and automatically detects servers that are down and distributes
clients among the available servers. This gives high availability and
scalable performance.