Forumosa (www.forumosa.com) Expat community site.
Information For Foreigners (iff.immigration.gov.tw) Visa regulations and daily life matters.
Lonely Planet (www.lonelyplanet.com) Destination information, hotel bookings, traveller forum and more.
Taiwanease (www.taiwanease.com) Expat community site covering family-related matters, restaurants and nightlife.
The View From Taiwan (michaelturton.blogspot.com) Local political and cultural coverage, plus weekly bike trips.
English in Taiwan (www.englishintaiwan.com) Site for expat teachers in Taiwan, covering daily life, travel and jobs (mostly teaching).