Promotehour - Free list of 1100+ media outlets to pitch your startup
Startup Stash - A curated directory of 400 resources & tools for startups
Press Hunt - Press Hunt saves you hundreds of hours by aggregating data on almost 400,000 journalists and reporters in one place, complete with their writing interests and contact info.
The Influencer Marketing Stack - Free resources to launch a killer campaign
Submit Juice - Free and curated list of startup directories to promote your new startup. We manually post your startup to more than 150+ relevant directories and blogs to help your startup get discovered.
Makerbook - A directory of the best free resources for creatives