Jampack SaaS Next.js SaaS Starter Kit With AI Chat & Billing

Jampack SaaS – Production-Ready Multi-Tenant SaaS Starter Kit

Jampack SaaS is a production-ready multi-tenant SaaS starter kit built with Next.js to help developers launch modern SaaS products faster.

It includes authentication, billing, AI chat integration, blog CMS, analytics, monitoring, internationalization, and more—all within a scalable architecture designed for real-world applications.

Focus on building your product instead of rebuilding common SaaS infrastructure from scratch.

Server Requirements

• Node.js 18.x or higher
• PostgreSQL database
• Supabase account
• Stripe, Paddle, or Lemon Squeezy account (optional for billing)
• OpenAI or compatible AI provider API key (optional for AI chat)

Important: Third-party services such as Stripe, Supabase, OpenAI, Paddle, Lemon Squeezy, PostHog, Sentry, Resend, and Upstash may require separate paid subscriptions or usage-based billing. These external service costs are not included in the item purchase price.

Core Highlights

• Multi-tenant architecture with organizations, roles, and member invitations
• Supabase authentication with email/password and OAuth-ready support
• Billing integration with Stripe, Paddle, and Lemon Squeezy
• AI chat compatible with OpenAI, Gemini, DeepSeek, Anthropic, OpenRouter, and custom providers
• Built-in blog CMS with publishing workflows
• Internationalization with 8 included languages
• Analytics powered by PostHog
• Error monitoring with Sentry
• Transactional emails using Resend
• Redis caching and OTP workflows powered by Upstash

20+ Production-Ready Modules

• Dashboard
• User Profiles
• Organization Management
• Members & Invite System
• Teams
• Billing & Subscription Plans
• Blog CMS
• Projects
• Task Management
• AI Chat
• File Manager
• Settings
• Notifications
• Authentication
• Analytics
• Monitoring
• Internationalization
• Email Workflows
• Role Management
• More...

Powerful Features

Authentication & Access Control

Secure email/password authentication with protected routes, password reset workflows, session handling, and post-login redirects.

Multi-Organization Workspaces

Create organizations, invite members, assign roles, and maintain workspace-level permissions with complete data isolation.

Billing & Subscription System

Production-ready billing flows supporting Stripe, Paddle, and Lemon Squeezy, including checkout, subscriptions, and customer portal integration.

Internationalization

Built-in multilingual support powered by next-intl with 8 included languages.

Analytics & Monitoring

Integrated PostHog analytics and Sentry error monitoring to help monitor production applications.

AI Chat Integration

Persistent AI conversations with support for OpenAI, Gemini, Anthropic, DeepSeek, OpenRouter, and custom AI providers.

Blog CMS

Complete content management system featuring drafts, categories, tags, publishing workflows, and TinyMCE editor support.

Email & Notifications

Transactional email workflows using Resend with OTP verification and notification support.

Security & Performance

Role-based access control, Redis-backed workflows, optimized caching, loading states, and production-focused performance.

Production Data Model

Scalable database architecture including entities for:

• Profiles
• Organizations
• Members
• Teams
• Plans
• Subscriptions
• Projects
• Tasks
• Posts
• Chats
• Files
• Notifications
• Settings
• More...

Tech Stack

• Next.js App Router
• React 19
• TypeScript
• Prisma ORM
• PostgreSQL
• Supabase Authentication
• Stripe
• Paddle
• Lemon Squeezy
• PostHog
• Sentry
• Resend
• Upstash Redis

Why Choose Jampack SaaS?

• Production-ready SaaS architecture
• Multi-tenant foundation built for scale
• Save months of development time
• Flexible AI provider integrations
• Modern Next.js App Router architecture
• Fully typed TypeScript codebase
• Clean, maintainable project structure
• Built using modern best practices

Ready to Launch Faster?

Start building your SaaS product with a complete production-ready foundation featuring authentication, billing, AI chat, blog CMS, internationalization, analytics, monitoring, and multi-tenant architecture.

Build and launch faster with Jampack SaaS.