Windows XP's source code appears to have leaked online, hinting at early work that included a Mac-like placeholder theme.

News comes overnight that the Windows XP source code has been leaked. The Verge says they have “verified the material as legitimate” and that the leak also includes Windows Server 2003 … ...

Amidst reports suggesting that the source code for Windows XP has leaked, Microsoft has yet to confirm or deny the leak. However, security researchers already seem convinced ...

The source code for Microsoft’s 19-year-old Windows XP operating system (and other versions) has been leaked online, reports suggest. Published as a torrent file on bulletin board website 4chan ...

The source code for Microsoft Windows XP and Windows 2003 has leaked, or at least part of it has.

It’s the first time we’ve seen a major public leak of XP’s source code, though many people online claim that the collection has been going around in private groups for some time.

Almost two decades after it was launched, the source code for Windows XP has apparently been leaked to the web, along with a handful of other operating systems.

Microsoft's operating system seems to have been the target of yet another leak, as the source code for Windows XP, as well as Windows Server 2003, has reportedly surfaced on the internet.

Some users on 4chan leaked Windows XP's source code as a torrent. Experts said that the leaked code could allow anyone to create their own system.

For those very rare occasions when an app's source code is all that's available, Wired details how to compile it yourself. Photo by artonice.