Please don't tell this product as Kloxo 6.5. This is Kloxo-MR (with meaning 'Kloxo fork by Mustafa Ramadhan') with 6.5.x version.
If somedays, many peoples involve as dev for product. Maybe the name will be change to 'Kloxo-MR+' (or Kloxo-MR-plus) or something else. When version 7 release, this product have the new name with Kloxo word.
Kloxo (we can tell as Kloxo Official) don't have planning for 6.2.x or higher. Just 6.1.x version.
We can tell this product with version 6.5.x because have many new features and approach (especially template-based config for webserver).