UI Movement - The best UI design inspiration, daily
Nouncy - Build a network of brand ambassadors
Design Hunt - Curated design inspiration for everyone
Promo Self Serve - Launch a promotion across the internet in 90 Seconds
UI Jar - Hand-picked design inspiration for your real life projects
Viral Loops - Viral Loops is a viral and referral marketing platform to launch ranking competitions, sweepstakes, pre-launch and referral programs.