== The Open Source Ecosystems

* 10+ Million GitHub code repositories
* 1 Million Sourceforge code repositories
* 2500 public binary repositories
** Some repositories have strict publisher standards
*** Some repositories enforce source code distribution
*** No guarantee the published source code is the source code of the published binary
** Some repositories allow the republishing of a different set of bits for the same version
** Some repositories allow you to remove published artifacts
* Many different packaging systems; even for the same language
* Different coordinates systems and level of granularity