Encyclopaedic

Can't Take the Sky - Firefly resource with screencaps
The 4400 Online
Darkest Hour - Jean Grey site
GateWorld

Images

Oxoniensis Art - various screencaps
But Why is the Rum gone
Puddle Jumper - Stargate Atlantis wallpapers
Stargate Caps
Striped Wall - various screencaps
Peter and Claire.net - Hereos images, but just Peter and Claire
Sci-Fi & Fantasy Galleries - Stargate images
In a Dream Caps - various screencaps
Screencap Paradise
Mother of all Destiny - Sarah Connor Chronicles
Veronica Mars Caps
Sparklies Gallery - Heroes, Lost and the Office
The CIC Photo Gallery - BSG gallery
Screencaps.org
fractured simplicty
Stargate Screencaps
Source Gate - Stargate images
Gateworld
Atlantica
bsg-caps - seasons 1-3

Misc

Sindarin - learn to speak Sindarin :)
Gate Noise - transcripts

Scripts

Indiscripts - Enthusiast - fanlisting admin script
SQL Tutorial - joins
The New Place - Captivate 1.0 - gallery script
Dodo's Script Collective