Linux runs 96% of the world's top servers, every Android phone, and the International Space Station. It's the most influential piece of software ever written — and anyone can use it for free.
Why Linux
Linux isn't just an operating system — it's a philosophy. Built on openness, collaboration, and freedom, it has become the backbone of the modern world.
Every line of the kernel is publicly readable, auditable, and modifiable. No hidden telemetry, no black boxes. The source is yours — always. Licensed under GPL v2, it's legally guaranteed to stay free.
Linux's permission model, SELinux, AppArmor, and rapid patching cycle make it the most secure OS for servers and desktops alike. Vulnerabilities are often patched in hours by thousands of watchful contributors.
From embedded chips to the world's fastest supercomputers (100% run Linux), the kernel is precision-engineered for performance. Zero bloat, full control over scheduling, memory, and I/O.
Choose your desktop environment, file system, init system, and scheduler. From a minimal 50MB install to a full workstation — Linux is whatever you want it to be. No other OS gives you this freedom.
No licensing costs. No subscriptions. No per-seat fees. Deploy Linux on 1 machine or 1 million — the answer is always $0. The total cost of ownership compared to Windows Server is dramatically lower.
Millions of users, thousands of contributors, and decades of documentation. Whatever problem you encounter, someone has solved it. The Linux community is the most active in the history of software.
A decade-old laptop that crawls on Windows 11 can run a modern Linux distro smoothly. Linux's efficiency makes it the ideal choice for repurposing hardware and reducing e-waste.
Native support for every programming language, package managers, Docker, Kubernetes, and the full GNU toolchain. Most open-source software is written on and for Linux — it's the natural home for developers.
Linux servers routinely run for years without a reboot. The kernel's careful design and rigorous testing means it just keeps running. There's a reason it's trusted with stock exchanges and nuclear plant controls.
Explore
Learn how the kernel works under the hood, and why Linux wins when compared to the alternatives.
Dive into the architecture of the Linux kernel — process scheduling, memory management, the virtual file system, and the 5 most popular Linux distributions today.
Read MoreA head-to-head comparison of Linux against Windows and macOS. Privacy, cost, performance, freedom — see exactly why millions are making the switch.
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