LCD Smartie is software for Windows that you can use to show lots of different types of information on your LCD/VFD. It supports LCD/VFD’s with a Hitachi HD44780 Controller, a Matrix Orbital Serial/USB LCD, Crystalfontz Serial/USB LCD, and PalmOS devices (when used with PalmOrb).

It can display: MBM stats (your CPU temp, fan/cooler speed, etc), BBC World News (or any other RSS feed!), WinAmp stats (currently playing tracks title, length, position, etc), Network stats (speed, total bytes, etc), CPU Speed, Disk available/free, memory usage, Email details, game stats, and many more...

Various Plugins also available e.g.:

Official plugins - made by the Smartie team

Perf Plugin: bar-graphing of cpu-load (and others) over time.
Big Num Plugin: Display large (2 or 4 line high) numbers (eg. big clock!)
Menu Plugin: Create your own menus.
WinAmp spectrum analyzer: Display spectrum analyzer graphs!
SpeedFan Plugin: Display fan speeds, and readings from temp/volt sensors.
ATITool Plugin: Display stats from ATITool.

Other plugins

Sage TV Plugin by Anders Nolberger. Plugin and source provided!
Meedio Plugin by Harald Wagner. The Smartie plugin is part of his add-in for Meedio.
iTunes Plugin by Gareth Price
Beyond TV Plugin by Kevin Worrel
Split Title by Limbo: For breaking the winamp track title (or any other string) into substrings (artist, etc)
Warn If Plugin by Limbo: Displays a message when a condition is true.
Hold n Scroll Plugin by Limbo: Scroll part of a line!
(coming soon) Windows Media Center Plugin by FrontView.
(coming soon) Image/bar plugin.
(coming soon) clock plugin.