The Influencer Marketing Stack - Free resources to launch a killer campaign
Publicfast - The first influencer marketing platform for Periscope
Startup Stash - A curated directory of 400 resources & tools for startups
Klear Chrome Extension - Find influencers right in your twitter feed
Makerbook - A directory of the best free resources for creatives
Influencers by Buzzbomb - Find, manage and track influencers.