Why Is It Called 'Linux'? — The Origin of the Name

The world’s most successful open source operating system kernel almost had a very different name. Imagine typing “freax –version” or attending a conference called “FreaxCon.” It doesn’t quite have the same ring. Linux’s naming story involves a reluctant creator, a helpful colleague, and an argument that the name was “too egotistical.”

The Story

In 1991, Linus Torvalds was a 21-year-old computer science student at the University of Helsinki in Finland. He had been inspired by the educational operating system Minix (a Unix-like system created by Andrew Tanenbaum) and wanted to build something better. He started working on what he described as “just a hobby, won’t be big and professional” in a famous Usenet post on August 25, 1991.

Torvalds originally wanted to call his creation “Freax” — a portmanteau of “free,” “freak,” and the letter X (a common suffix for Unix-like systems at the time). He uploaded the source code to an FTP server at the Helsinki University of Technology (HUT), but the name didn’t stick.

Ari Lemmke, a colleague at HUT who administered the FTP server, created the directory for Torvalds’ project. Torvalds had asked for the directory to be named “freax,” but Lemmke felt that was awkward and decided to call it “linux” instead — a combination of “Linus” and “Unix.” The directory name became the project name, and history was made.

Torvalds initially resisted. He felt the name “Linux” was too egotistical, too focused on him personally rather than the technical achievement. But the name propagated quickly through the Usenet community, and within months, “Linux” was what everyone called the kernel. Torvalds eventually accepted it, though he has occasionally joked that he should have pushed harder for “Freax.”

How It Evolved

The penguin mascot Tux (Torvalds’ UniX) was chosen in a competition. Torvalds himself suggested the penguin after being bitten by a little penguin while visiting the Canberra Zoo in Australia. The bite was memorable enough that he thought a penguin would be the perfect symbol for the Linux kernel — slightly awkward, lovable, and distinctive.

The Linux trademark became a legal battle in the mid-1990s when William Della Croce, an American businessman, trademarked the name “Linux” and tried to charge licensing fees. The Linux community fought back, and in 1997, Della Croce transferred the trademark to Linus Torvalds himself, who holds it to this day.

The debate over “Freax” vs “Linux” is one of the great “what if” stories in tech history. A single directory name decision by an FTP administrator changed the branding of what would become the dominant operating system kernel on Earth — powering everything from Android phones to the majority of cloud servers.

Did You Know?

Linus Torvalds is generally “Linus” but the name “Linus” in Finnish is pronounced with a short “i” — closer to “Lee-nus” than “Lie-nus.” The “Linux” name also contributed to the naming of other Linux-inspired projects like Android (which runs on a modified Linux kernel) and Git (created by Torvalds himself). The “Freax” name occasionally appears as an Easter egg in Linux documentation.

FAQ

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