Lastsaas

LastSaaS is a free, open-source SaaS boilerplate aimed at technical founders and indie builders who want to quickly launch production-grade SaaS products. It provides a complete, customizable foundation with multi-tenant account management, authentication, role-based access control, billing (Stripe), white-labeling, API keys, webhooks, usage tracking, telemetry, admin dashboard, real-time health monitoring, and built-in product analytics. LastSaaS is designed for rapid, AI-assisted development—especially for those leveraging AI agents such as Claude Code.