Slackware Linux 15.0 – Download ISO File Latest FREE OS

Stable Linux distribution with robust package management, security, and customizable environment

2025-09-13

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Slackware Linux is a complete 32-bit and 64-bit multitasking “UNIX-like” system. It comes with an easy-to-use installation program, comprehensive online documentation, and a menu-driven package system that makes it simple to get started.

The Official Release of Slackware Linux by Patrick Volkerding is an advanced Linux operating system, designed with the twin goals of ease of use and stability as top priorities. Combining the latest popular software with a sense of tradition, Slackware delivers simplicity and ease of use alongside flexibility and power, offering the best of all worlds.

Originally developed by Linus Torvalds in 1991, the Linux operating system now benefits from the contributions of millions of developers worldwide. Slackware Linux offers both new and experienced users a fully featured system, ready to function as a desktop workstation or a server. With a wide selection of popular desktop environments, a full range of development tools, and pre-configured web, ftp, and email servers, Slackware is a complete, ready-to-use solution.

Get everything you need in one powerful installation. Slackware provides a full-featured system right out of the box, including the X Window System, development tools like C/C++ and Perl, and essential networking utilities. It also includes ready-to-use servers (for web, email, news, and FTP) and popular applications such as the GNU Image Manipulation Program and Mozilla Firefox, providing a complete solution for any task.

Develop your own applications or compile software with a complete set of tools. Slackware includes a full range of development tools, editors, and current libraries to get you started. This focus on open development, combined with an emphasis on ease of use and administration, is the core philosophy behind this powerful operating system.

Experience a world-class operating system built by a global community. Linux, originally developed by Linus Torvalds in 1991, has grown into a versatile and powerful UNIX-like system, thanks to the continuous contributions of millions of developers and users worldwide. This open-source collaboration ensures Linux remains at the forefront of technology, ready to meet the needs of any user.

Slackware Linux offers both new and experienced users a fully featured system, ready to function as a desktop workstation or a server. With a wide selection of popular desktop environments, a full range of development tools, and pre-configured web, FTP, and email servers, Slackware is a complete, ready-to-use solution for any task.

Slackware Linux 15.0 Release Notes

Slackware Linux 14.2 Release Notes

Advanced features of Slackware Linux 14.2 :

Runs the 4.4.14 version of the Linux kernel from ftp.kernel.org. System binaries are linked with the GNU C Library, version 2.23.
X11 is based on the X.Org Foundation’s modular X Window System. This is X11R7.7, featuring numerous improvements in performance and hardware support.
Installs gcc-5.3.0 as the default compiler for C, C++, Objective-C, Fortran (77/95/2003/2008), and Ada (95/2005/2012).
Also includes LLVM and Clang, an alternate compiler for C, C++, Objective-C, and Objective-C++.
The x86_64 version of Slackware 14.2 supports installation and booting on machines using UEFI firmware.
Support for NetworkManager for simple configuration of wired and wireless network connections, including mobile broadband, IPv6, VPN, and more. Roam seamlessly between known networks and quickly set up new connections.
Support for fully encrypted network connections with OpenSSL, OpenSSH, OpenVPN, and GnuPG.
Apache (httpd) 2.4.20 web server with Dynamic Shared Object support, SSL, and PHP 5.6.23.
Supports USB2, USB3, IEEE 1394 (FireWire), and ACPI, as well as legacy PCMCIA and CardBus. This makes Slackware a great operating system for your laptop.
New development tools, including Perl 5.22.2, Python 2.7.11, Ruby 2.2.5, Subversion 1.9.4, git-2.9.0, mercurial-3.8.2, graphical tools like Qt Designer and KDevelop, and much more.
Web browsers galore! Includes KDE’s Konqueror 4.14.13, SeaMonkey 2.40 (this is the replacement for the Mozilla Suite), Firefox ESR 45.2.0, as well as the Thunderbird 45.1.1 email and news client with advanced junk mail filtering.
The KDE Software Compilation 4.14.21 (KDE 4.14.3 with kdelibs-4.14.21) is a complete desktop environment. This includes the Calligra productivity suite (previously known as KOffice), networking tools, GUI development with KDevelop, multimedia tools (including the Amarok music player and K3B disc burning software), the Konqueror web browser and file manager, dozens of games and utilities, international language support, and more.
A collection of GTK+ based applications including pidgin-2.10.12, gimp-2.8.16, gkrellm-2.3.7, hexchat-2.12.1, xsane-0.999, and pan-0.139.
A repository of extra software packages compiled and ready to run in the /extra directory.

Slackware supports all hardware compatible with the Linux kernel. You may also find drivers for additional hardware by searching online. For detailed information on your hardware, refer to the Linux Hardware Compatibility HOWTO. Beyond Intel architecture, Slackware also runs on Alpha and SPARC systems.