Original sentence: Unlike SourceForge, Savannah's focus is for hosting free software projects and has very strict hosting policies, including a ban against the use of nonfree formats (such as Macromedia Flash) to ensure that only free software is hosted
Edited sentence: Unlike SourceForge, Savannah's focus is for hosting free software projects and has very strict hosting policies, such as (their view of) correct terminology and no use of nonfree formats (such as Macromedia Flash) to ensure that only free software is hosted