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: WeChat is a popular Chinese multi-purpose messaging, social media and mobile payment app. It was developed by Tencent and launched in 2011. WeChat allows users to send text, voice, photo and video messages for free to individuals and groups.
Type: software
Pricing: Free