Spacedoo - Short actionable marketing hacks
Growth.Design Case Studies - Product tips… in a comic book format
Growth Hacker Marketing - Ryan Holiday's book, re-released and expanded
Everhour - Everhour is one of the best time tracking tools for teams. See who’s tracking time, who’s overworked and who can handle more. Keep track of all your project budgets, schedule threshold alerts, use forward resource planning.
Primer - CSS toolkit and guidelines that power GitHub
Martekings - One platform to fill all your growth marketing needs