WhatWeb in Termux – Installation, Usage & Basic Commands

WhatWeb is a web technology identification tool. It helps you find what technologies a website is using, such as CMS, frameworks, server type, plugins, and more. It is very useful during reconnaissance and website analysis.

Installation Commands

Update Termux and install required packages:

pkg update && pkg upgrade && pkg install git ruby -y

pkg update && pkg upgrade && pkg install git ruby -y

Install Bundler (required for gems):

gem install bundler

gem install bundler

Clone the official repository:

git clone https://github.com/urbanadventurer/WhatWeb.git

git clone https://github.com/urbanadventurer/WhatWeb.git

Move into the directory:

cd WhatWeb

cd WhatWeb

Install required Ruby dependencies:

bundle install

bundle install

Now run WhatWeb:

ruby whatweb https://example.com

ruby whatweb https://example.com

(Optional) Make it global:

ln -s $PWD/whatweb $PREFIX/bin/whatweb

ln -s $PWD/whatweb $PREFIX/bin/whatweb

Usage Commands

Scan a website:

whatweb https://example.com

whatweb https://example.com

Scan multiple websites:

whatweb -i targets.txt

whatweb -i targets.txt

Increase scan level:

whatweb -a 3 https://example.com

whatweb -a 3 https://example.com

Aggressive scan:

whatweb -a 4 https://example.com

whatweb -a 4 https://example.com

Save output to file:

whatweb https://example.com -o result.txt

whatweb https://example.com -o result.txt

Verbose mode:

whatweb -v https://example.com

whatweb -v https://example.com