Instaaa
Promotehour
Press Hunt
Submit Juice
pressfarm
Submit.co
Swapstack
Aidem Network
Spacedoo
Growth Hacker Marketing
TweetFavy
Primer
Top of the Lyne
Hacking Marketing
Altru
Ryan Holiday
Instaaa SpacedooPromotehour - Free list of 1100+ media outlets to pitch your startup
Growth Hacker Marketing - Ryan Holiday's book, re-released and expanded
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.
TweetFavy - The Growth Hacking Tool for Twitter. Marketing automation software / Growth Hacking tool designed to grow your social media influence and attract real, targeted and engaged Twitter followers.
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.
Primer - CSS toolkit and guidelines that power GitHub