GrowthList - A crowd-sourced list of growth hacks
Growth.Design Case Studies - Product tips… in a comic book format
GrowthHackers Projects - Growth collaboration software for teams 📈
Your Growth Hacks Aren't Working - Free new book by Steli Efti on B2B customer acquisition
Marketing Examples - A gallery of real world marketing case studies. Updated every day.
GrowthHackingIdea.com - One short, curated growth hacking idea a day to your email