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