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 Resend integration
⚡ Redis caching & OTP workflows (Upstash)
20+ Production-Ready Modules
Everything you need to build and scale your SaaS — ready out of the box:
Dashboard & User Profiles
Organization Management
Members & Invite System
Billing & Subscription Plans
Blog CMS
Projects & Task Management
AI Chat System
File Manager
Settings & Preferences
Powerful Features
AUTHENTICATION & ACCESS CONTROL
Email/password login, password reset, route protection, and secure post-login redirects.
MULTI-ORGANIZATION WORKSPACES
Switch between organizations, manage roles, invite members, and handle workspace-level data.
BILLING & SUBSCRIPTIONS
Integrated Stripe, Paddle, and Lemon Squeezy with checkout flows, webhooks, and billing portal.
INTERNATIONALIZATION
Supports 8 languages with next-intl: English, Hindi, Arabic, German, Spanish, French, Portuguese, Chinese.
ANALYTICS & MONITORING
PostHog for product analytics and Sentry for full-stack error tracking.
AI CHAT SYSTEM
Built-in AI chat with Gemini, OpenRouter, and DeepSeek including thread persistence and token control.
BLOG CMS
Complete blog system with drafts, publishing, categories, tags, cover images, and TinyMCE editor.
EMAIL & NOTIFICATIONS
Transactional emails with Resend, OTP flows, activity logs, and notification APIs.
️ SECURITY WORKFLOWS
OTP-protected actions, Redis verification, role-based access, and secure membership validation.
⚡ PERFORMANCE & CACHING
Upstash Redis caching, skeleton loaders, route-level loading states, and optimized performance flows.
️ Production Data Model
Includes 14+ scalable entities: Profiles, Organizations, Members, Teams, Plans, Subscriptions, Posts, Projects, Tasks, Chats, and more.
⚙️ Tech Stack
Next.js (App Router) + React 19
TypeScript
Prisma ORM + PostgreSQL
Supabase Authentication
Stripe / Paddle / Lemon Squeezy
PostHog + Sentry
Resend Email
Upstash Redis
Why Choose Jampack?
✔ Production-ready architecture
✔ Save 100+ hours of development
✔ Built for real SaaS products
✔ Scalable multi-tenant system
✔ Modern stack with AI integration