GrowthList - A crowd-sourced list of growth hacks
GrowthHackList - 100+ curated growth hacks for makers + early stage startups
Growth Hacking Sourcebook - The ultimate growth hacking sourcebook
Growth Hack World - Together We Rise
Weavr Cafe - Weavr is a platform to build active learning communities.
#buildinpublic - Discover what people are building in public