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: Quackr is a free, open source alternative to Basecamp. It is a project management and team collaboration tool allowing users to manage projects, tasks, documents, messages, time tracking, calendars and more in one place.
Type: software
Pricing: Open Source