GrowthHackList - 100+ curated growth hacks for makers + early stage startups
Growth Hacker Marketing - Ryan Holiday's book, re-released and expanded
GrowthHackers Projects - Growth collaboration software for teams 📈
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.
THE BAMF BIBLE - 25+ Growth Hacks (Updated for 2019)
Primer - CSS toolkit and guidelines that power GitHub