Description: ePhone is a free, open source software for making voice over IP (VoIP) calls. It allows you to make free calls over the internet to other ePhone users as well as call landlines and cell phones for low rates using VoIP.
Type: software
Pricing: Open Source
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