The Influencer Marketing Stack - Free resources to launch a killer campaign
Q-Stats - Get free marketing insights for every question on Quora.
Top Instagram Influencers Ranking - Curated directory of Instagram bloggers by country&category
Pulley - Cap table platform for hyper-growth startups
Insense & Paid Media - Find creators for short-term and long-term partnerships
BiggerCake - The data tool that Kickstarter deserves