Re: Linux desktop
> What "OS" is "deb" or "rpm"?
There are two main packaging systems. These are used by the two main hierarchies of Linux distributions. Debian based systems (Ubuntu, Mint, ...) use .deb (debian), Red Hat based systems (Fedoda, CentOS, ...) use .rpm (redhat package manager).
> It seems a little odd that any project would provide binaries without specifying exactly what they are built against
If you are running Linux and don't know whether you are using .deb or .rpm then you should stick to the repository.
> instead of just directing users to their specific OS repository.
The repositories are usually a version or two behind the bleeding edge.