Jampack – Next.js SaaS Starter Kit | Multi-Tenancy with Supabase Auth, Billing, AI Chat & Blog CMS

Jampack is a production-ready, multi-tenancy SaaS starter kit built with Next.js, designed to help you launch faster with everything you need — authentication, billing, AI chat, blog CMS, analytics, monitoring, and more — all in one powerful codebase.

Stop rebuilding the same SaaS infrastructure. Focus on your product while Jampack handles the foundation.

⚡ Core Highlights

Multi-Tenancy with organizations, roles & invite system
Supabase Auth (email/password + OAuth-ready)
Billing System (Stripe, Paddle & Lemon Squeezy)
AI Chat (Gemini, OpenRouter, DeepSeek)
Blog CMS with full content management
Built-in Internationalization (8 languages)
Analytics (PostHog) + Monitoring (Sentry)
Email system with Re