SaaS 1000 - Free exportable list of the fastest growing SaaS companies
Chargebee - Chargebee lets you manage subscriptions and payments at scale, handle custom recurring billing scenarios, reduce subscription churn and simplify accounting.
Look at that SaaS - Inspiration and resources for SaaS founders
Chargify - Chargify is the best online billing software for all of your Recurring Billing needs. Learn more about simplifying your Subscription Billing today.
SaaS Funding Napkin - What does it take to raise capital in SaaS in 2018?
Recurly - Subscription billing and recurring billing management. Recurly offers enterprise-class subscription billing for thousands of companies worldwide.