open-saas

A 100% free modern JS SaaS boilerplate (React, NodeJS, Prisma). Full-featured: Auth (email, google, github, slack, MS), Email sending, Background jobs, Landing page, Payments (Stripe, Polar.sh), Shadcn UI, S3 file upload. AI-ready with tailored AGENTS.md, skills, and Claude Code plugin. One cmd deploy. Powered by Wasp full-stack framework. Maintained by wasp-lang on GitHub, where it has earned 14,904 stars from the community.

It's actively developed around ai, authentication, aws-s3, and is a solid reference for anyone building with these tools.