Dual licensing

Marius Amado Alves amado.alves at netcabo.pt
Mon Jun 7 17:39:49 UTC 2004


> If you're claiming the _only_ purpose of dual-licensing is to support
> proprietary business models,

No, not *only*, but it seems the most common.

> ... then there are any number of
> counter-examples.  Offhand, the one that comes to mind is the AIC7xxx
> SCSI host adapter block-device driver, which, when last I checked, was
> dual-licensed GPL and BSD in order to be used by both Linux and BSD
> kernels.

Nice case. Of course this happens only because the GPL is viral.

> (Please note that the term "closed source" is unclear and pretty nearly
> meaningless.  Therefore, I use "proprietary" to denote software not
> available under OSD/DFSG-compliant terms.)

Ok.

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