Version 9.5, codenamed Kestrel (after the Kestrel falcon), was released to span the gap between Opera 9.2 and Opera 10.[45] It included some of the rendering improvements due to be made in Opera 10 and also aimed to provide better integration with various operating systems.[46][47][48] The first alpha build of Opera 9.5 was released on September 4, 2007. The first public beta was released on October 25, 2007,[49] and the final version was released on June 12, 2008.[50] The final release was downloaded more than 4.5 million times in the first 5 days.[51]