AltDesk port of the eye-catching "systronic-15" theme from Tronn.
Full screenshot: [Link]
The wallpaper is "Unleashed" and can be downloaded separately here: [Link]
Also visible in the screenshot are my ports of NextSTART, Workshelf, Rainlendar, and SysMetrix (my own version with amp controls). Many thanks to Tronn for his permission to release these. Enjoy.