PR X VH - On demand PR campaigns for free
The Influencer Marketing Stack - Free resources to launch a killer campaign
Promotehour - Free list of 1100+ media outlets to pitch your startup
Mention ✪ Influencers Dashboard - Identify the influencers talking about your company
Publicize Zero - Opening PR to the 99%
Insense & Paid Media - Find creators for short-term and long-term partnerships