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
Description: Responsinator is a free online tool that helps designers and developers test the responsiveness of their websites. It allows you to preview a site across various screen sizes like desktops, tablets, and phones to see how the design adapts on different devices.
Type: software