python-virtualenv

Python virtual environment creator

Platforms: Linux · Last verified September 6, 2026

virtualenv is a tool to create isolated Python environments, each invokable with its own Python executable. Each instance can have different sets of modules, installable via pip. Virtual Python instances can also be created without root access.

Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.

Getting started

See the official Kali tool page and upstream homepage linked above for installation and usage details.

Commonly preinstalled on

Kali Linux

Debian-based distribution built for penetration testing and security auditing