Grow my SaaS - Database of 150+ growth and conversion strategies
The Startup Way - The new book from Eric Ries, author of The Lean Startup
Growth Hack World - Together We Rise
GrowthHackList - 100+ curated growth hacks for makers + early stage startups
UI Playbook - The documented collection of UI components
Growth Hacking Experiments Template - Growth strategies tightened up as templates you can steal.