The first two screenshots show GNOME Sensors Applet along with the GNOME System Monitor Applet, demonstrating libnotify notifications, stock icon support and the graph display.
GNOME Sensors Applet was created and is maintained by Alex Murray
(murray.alex at gmmmmail dot commmmm). (get rid of extra m's - for spam protection). Bug reports can be made via the official sourceforge.net
bug reporting system