UNIX-based

Kali Linux contains a large amount of penetration testing tools from various different niches of the security and forensics fields. This site aims to list them all and provide a quick reference to these tools. In addition, the versions of the tools can be tracked against their upstream sources. If you...

Professional tools for Pentesters and Hackers

IBM AIX is IBM’s proprietary Unix operating system designed to run on IBM Power servers.

the main OpenBSD page

FreeBSD is an operating system used to power modern servers, desktops, and embedded platforms.

Debian is an operating system and a distribution of Free Software. It is maintained and updated through the work of many users who volunteer their time and effort.

The website of Gentoo, a flexible Linux distribution.

Imagine an OS for the software developer, maker and computer science professional who uses their computer as a tool to discover and create. Welcome to Pop!_OS.

The operating system that comes with everything your family needs. Download Endless OS to access a world of knowledge.

SteamOS is a public release of our Linux-based operating system. The base system draws from Debian 8, code named Debian Jessie. Our work builds on top of the solid Debian core and optimizes it for a living room experience. Most of all, it is an open Linux platform that leaves you in full control. You can take charge of your system and install new software or content as you want.

Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT.

macOS Big Sur elevates Mac to a new level of power and beauty with a refined new design, major app updates, and more transparency around your privacy.

Pick a flavor of Fedora streamlined for your needs, and get to work right away.

Home of Kali Linux, an Advanced Penetration Testing Linux distribution used for Penetration Testing, Ethical Hacking and network security assessments.