Nmap
Description: Nmap is an open source network discovery and security auditing tool. It is used to discover hosts and services on a network and to detect potential vulnerabilities.
Type: software
Pricing: Free
RapidSpike
Description: RapidSpike is a load and performance testing tool for web applications. It allows users to simulate hundreds or thousands of concurrent users to test the performance, reliability, and scalability of web apps under heavy load.
Type: software