For cyclists (or aspiring cyclists):
Transportation Alternatives: Commuter advocacy group looking out for the pedestrians, cyclists and mass-transit users of NYC. Support them by becoming a member and you’ll also get all kinds of discounts and perks at businesses around the city.
Time’s Up!: Free bike repair classes, including a women and trans only class. Also free fix-your-own-bike open workshops.
Recycle a Bicycle: Bike retail, youth ed and community engagement.
Cool cartoonists/inspiration to whip my work into shape:
Lucy Knisley: Stop Paying Attention
Kate Beaton: Hark! A Vagrant. Also can be found at her tumblr