Interfacer - Collection of more than 200+ free design resources
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
Freebbble - 1000+ high-quality design freebies made by Dribbble users.
Delicious API - Delicious is a social bookmarking service.
Blush - Illustrations for everyone
Bookmark Llama - Effortlessly share bookmarks with your team