Reddit List - Tracking the top 5000 subreddits
Promotehour - Free list of 1100+ media outlets to pitch your startup
Upvoted - A news publication by reddit
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.
Mailbrew - Automated email digests from Twitter, Reddit, YouTube & more
pressfarm - Pressfarm helps entrepreneurs find journalists to write about their startups.