Below is a short list of useful utility websites.
[Update: see also my post on Google widgets]
General purpose:
- Onelook dictionary search
- BugMeNot
- Rot13
- Condorcet voting methods
- Broadband speed test
- ChangeDetection
On a geographical theme:
- Australian street directory
- Maps of Australia
- Adelaide and Maitland at the World Weather Information Service (my parents live in Maitland)
- The Bureau of Meterology’s plans to provide XML feeds in the future
And international:
- Earth view [Update: The World Sunlight Map is similar, but with clouds too!]
- Currency converter
- World time server and world time zone
- International dialing codes
