tew is a simple, quick 'n' dirty nmap parser for converting nmap xml output files to IP:Port notation.
https://github.com/nullt3r/jfscan
The JFScan (Just Fu*king Scan) is a wrapper around a super-fast port scanner Masscan and Nmap. It's designed to simplify work when scanning for open ports on targets in a variety of formats. The JFScan accepts a target in the following forms: URL, domain, or IP (including CIDR). You can specify a file with targets using argument or use stdin.
Ultimate List of Nmap NSE Scripts (Interactive Spreadsheet) - InfosecMatter