Satchel - Guides to the best SaaS tools
SaaS Financial Plan - Customizable SaaS financial plan model
Look at that SaaS - Inspiration and resources for SaaS founders
Pricing Page Teardown from ProfitWell - Data and banter behind the best (and worst) pricing pages
SaaS Pages - 900+ Screenshots of the best SaaS landing pages
Financial Model - Financial Model for Planning, Launching, or Running Startups