Nmap
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
phpBB
Description: phpBB is an open source forum software written in PHP. It allows you to set up an online community and discussion board on a website. It is free to use and allows for custom themes and extensions.
Type: software
Pricing: Open Source