A new-New York source, findingDuclinea:

   The New York City Survival Guide Part I: Core Services in the Big Apple

   The New York City Survival Guide Part II: Having Fun in the Big Apple

The Gothamist

Manhattan Users Guide

Time Out New York

The Village Voice

   

General Tourism Sites

NY.com A good hub for further links

NewYorkology

Things to do in New York City

Travel Channel: New York City

   

Last but not least:

New York Bloggers, over 5000 of them