Is there a service that guides how to wrap your software for all flavors of Linux, and provides a build farm that cross-compiles them?
Collective service to build packages for Linux
linux;packaging
The Open Build Service does just that: it allows you to build packages for all the main Linux distributions, on all the major architectures. You can build .deb, .rpm or .pkg packages, on RHEL, Fedora, CentOS, Debian, Ubuntu, Suse, OpenSuse, Arch Linux etc., on x86, ARM, PowerPC, MIPS...