The NextJS boilerplate is a comprehensive starter kit for building SaaS, AI tools, or any web app to start earning online quickly. It offers SEO optimization, blog functionality, Mailgun email integration, payment processing via Stripe or Lemon Squeezy, and database support with MongoDB or Supabase. Beyond a template, it provides copy/paste sections like pricing and FAQ, plus UI components like buttons and modals. Regularly updated, it equips you with essential tools to run an online business.