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: RankHacker.com is a software tool for optimizing websites for better search engine rankings. It provides on-page optimization, link building, keyword and competitor analysis, and other SEO features to help websites rank higher in Google.
Type: software