WordPress Mobile Edition – plugin and theme to automatically present sites in a mobile-friendly format.
ErrorKey – Search engine for Error codes and messages. Operating systems, programming languages, and even cars.
My favorite site for one-off tech tips has done it again: Create Short URLs for Google Search Queries with Gog.Is. Example url: http://gog.is/you,might,be,addicted,to,twitter More info on the tool: Gog.is – the simple google slapper