whatweb
WhatWeb recognises web technologies including content management systems (CMS), blogging platforms, statistic/analytics packages, JavaScript libraries, web servers, and embedded devices.
Installation
Already installed in Kali.
Download from: https://github.com/urbanadventurer/WhatWeb
Basic usage
# version of web servers, supporting frameworks, and applications
whatweb $ip
whatweb <hostname>
# Automate web application enumeration across a network.
whatweb --no-errors 10.10.10.0/24
whatweb -a3 https://www.example.com -v
# -a3: aggression level 3
# -v: verbose mode