Links to other SMAC-related sites

Forums
Alpha Centauri 2
Apolyton AC sub-forum
Civilization Fanatics Center's AC sub-forum
Alpha Centauri subreddit
GOG AC sub-forum

General Interest
"Alpha Centauri Stuff"
SMACX Online Resource Center
Apolyton Civilization Site's SMAC section
The Spartan Chronicles

Customizing your SMAC experience
The Aldebaran Project
The Network Node

Scenarios
Xenofungus

Strategies and Tips
Gamespot's Guide to Alpha Centauri
Imperium Zorloci's SMAC knowledgebase