iSphera 1.0 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free software for Mac OS X was originally designed by IconBlock.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The software lies within Theming Tools, more precisely Icons & cursors.
From the developer:
iSphera... 29 photo realistic folder replacement icons with texture maps rendered in glorious HD and rounded to pixel perfection with state of the art anti-aliasing. A must have icon set for your desktop! Includes extra icons for boot camp and your trash can. So what are you waiting for visit us today for more pixel delights!
You may want to check out more Mac applications, such as Modena, LeopardDocks or Screen Crosshair, which might be related to iSphera.