WidgetLocker Sliders: here.
Unlock Slider: here.
Download using the QR codes on your phone, pull down the notification bar, and open. WidgetLocker will prompt to install the theme, after which it can be selected in its themes list when you add a new slider.
Color of clock glitched for screenshot, it's usually white.. don't know why it's doing that.
To take screenshot (no root required): Power button + Home key. Can be done in lock mode.