SCO says proprietary source code underlying Unix has been illegally copied into the Linux kernel. SCO critics argue that because the company shipped a Linux product under an open-source license ...

Several groups argue that SCO Group's shipment of a Linux product undermines its attack on the OS's intellectual-property underpinnings, but SCO says the argument is baseless.

SGI’s code comparison was done during September using the Comparator software created by open source advocate Eric Raymond, as well as some other internally developed tools, according to SGI.

IBM has complied with a January court order to share the source code underlying its two versions of Unix, AIX and Dynix, with its legal foe, the SCO Group. SCO's lawsuit accuses IBM of breaching ...