W3AF is a free is a Web Application Attack and Audit Framework. This tutorial shows how to install w3af on Debian 8.6 (not by Debian package w3af-console).
Preparation
# update system
$ apt-get update && apt-get upgrade
# install needed packages
$ apt-get install -y build-essential sudo git libssl-dev openssl libxml2-dev libxslt1-dev libssl-dev libffi-dev python-dev python-pip
# upgrade python pip
$ pip install --upgrade pip
Install and run w3af
# clone from git repository
$ git clone https://github.com/andresriancho/w3af.git
# change directory
$ cd w3af/
# run console (this step creates the install script)
$ ./w3af_console
# run installation script
$ . /tmp/w3af_dependency_install.sh
# start (accept the terms and conditions)
$ ./w3af_console
# show version
w3af>>> version
# show help
w3af>>> help
Note: read the user guide on http://docs.w3af.org