Gravity Logo
Next.js SaaS Boilerplate & Starter Kit

Ship Your SaaS
at Warp Speed

Next.js App Router, Server Components, Stripe billing, multi-tenant auth all wired together and battle-tested. Your AI agents know the stack from day one.

  • Randall Kanna
  • Brad Bitler
  • Joey Bolohan
  • Þórhallur Einisson
  • Kemane Wright
Battle-tested by 1,200+ developers
Gravity Dashboard

I'm a long-term Gravity user and it's hands down the best SaaS boilerplate out there. It lets you focus on shipping features without worrying about payments, security, emails, or authentication.

The last app I built with Gravity was acquired!

What's Included

15,000+ lines of battle-tested code for Next.js.

Subscription Billing

  • Not just a checkout link
  • Free plans
  • Trials
  • Seat & usage billing
  • Powered by Stripe
70 hours saved

Multidimensional Auth

  • Email/password
  • Magic links
  • Social sign-ons
  • 2FA, flags and lockouts
  • Penetration-tested
100 hours saved

UI Templates

  • 50+ components
  • 25+ views
  • Fully accessible
  • Dark mode
  • Built with Shadcn
80 hours saved

Choose Your Database

  • MySQL
  • MongoDB
  • Postgres
  • MariaDB
  • Plus more +
2 hours saved

REST API

  • Token authentication
  • Protected endpoints
  • API keys
8 hours saved

Users & Invitations

  • Organisations
  • Invite system
  • User roles
  • Multi-tenant
40 hours saved

Transactional Emails

  • Responsive emails
  • 20+ multilingual templates
  • 20+ email services
  • No HTML required
4 hours saved

AI-Native

  • Agent Rules Included
  • Claude & Codex ready
  • OpenAI helper included
Build 10x faster with AI

Lifetime Support

  • Concierge onboarding
  • Email support (Mon-Fri)
  • Discord community

Localization

Expand your customer base and make your SaaS app accessible to everyone, everywhere. 30 hours saved

Tests

Keep your app running smoothly with 40+ integration tests. 8 hours saved

SaaS Landing Page

Conversion-ready template, optimized for SEO + 100 performance score. 3 hours saved

Integrates with AI Agents and IDEs

Gravity ships with rules for agents and IDEs like Claude Code, Cursor, Gemini and more.

IDE Rules

Cursor and Windsurf rules per-domain — auth, billing, API, UI. Your AI writes correct Gravity code from the first prompt.

Agent Rules

CLAUDE.md and AGENTS.md are included in the repo. Claude Code, Codex, and Gemini get full architectural context out of the box.

Github Copilot

Give Copilot the full context of your stack from auth patterns, billing integration, API conventions and more. No config required.

Pricing

Join 1,200+ developers who shipped faster.

next

$ 299
  • Full source code
  • Support included
  • Discord community
  • 1 year of updates
  • Build unlimited products

Why Smart Founders Use a SaaS Boilerplate

  • Stop rebuilding the same auth, billing and admin code.
  • Save 400+ coding hours.
  • Build a profitable SaaS business FAST.
  • Focus on features that matter: ones customers will PAY for.

Why Gravity?

Kyle Gawley working on laptop

Kyle Gawley Gravity Founder

  • AI-native and built to work seamlessly with AI tools
  • Battle-tested by 1,200 developers in production
  • 8 years of continuous development — not a side project
  • New features and security updates
  • Founder has 20+ years software development experience
  • Built a tech startup to $5,000,000 revenue
  • Served on startup boards as a technical advisor
  • Mentored hundreds of startups on accelerators
  • 42,000+ followers who trust me on X/Twitter

Customer Testimonials

Don't just take my word for it.

"Gravity provided the foundation to jumpstart my SaaS product. The attention to detail, thoughtful approach, and creative inclination provided the most ideal outcome. In my capacity as a UX Lead at Apple I've worked with countless engineers — of which Kyle stands ahead of the pack. I hope to continue leveraging Gravity long into the future."
Brad Bitler
Brad Bitler

Designer at Apple & Rafters Founder

"Fantastic SaaS boilerplate. Very well documented, clean separation of concern and overall great code quality. Great value, can definitely recommend to anyone looking to save time and money. We bought the product 6 days ago and are mostly done rebranding it. Extensions have been straightforward, as simple as following documentation and YouTube videos explaining the process."
Þórhallur Einisson
Þórhallur Einisson

Solutions Architect, Meniga

"Everything worked perfectly. I was pleasantly surprised by how user-friendly the whole setup process was – loved the unexpected setup wizard. I also appreciate the clean code and comments; as a Rails developer transitioning to Next.js that’s really helpful. Great SaaS boilerplate, exactly what I needed and it over-delivered at that price-point."
Martin Martinel
Martin Martinel

Founder, Martinel Marketing

"Gravity has been a breath of fresh air and has saved us weeks of development time while allowing us to to focus on building our core SaaS offering, without having to figure out best practices for payments and user authentication. The aftercare and support has been great - questions are answered promptly in the active community."
Richie McIlroy
Richie McIlroy

Founder, Floorfilment

"We were looking for a good boilerplate for our SaaS and found a lot of junk and old code. Then we came across Gravity and found just what we were looking for! Fully updated code running on the framework we needed to get started quickly and not have to spend hours working on user logins and super admin, emails, and API tokens and more. This helped us get right to work and save us a ton of time! Thank you."
Joey Bolohan
Joey Bolohan

Co-Founder, Enzak

"Kyle has created an excellent product. If you're after a SaaS SaaS boilerplate, look no further than Gravity. What's so impressive is the attention to detail in terms of the end user experience, the overall breadth of functionality (he's really thought of everything you'd need) and the stability of the product (there are no bugs, it just works)."
Ian Bradley
Ian Bradley

Founder, Metricus

"I have been shopping around for a SaaS boilerplate for the SaaS I'm building. During my initial evaluation it came ahead by having JSON emails, simple to use components, proper security, third party login, and a full featured template. It took only a few days to get the SaaS online and it's been an amazing experience since. It almost feels like a no code solution - you just plug in your code into the pre-built template."
Alexander C
Alexander C

CTO, Machine Acuity

"Gravity helped us to get a MVP up and running in less than two weeks. This allowed us secure funding for the project, while at the same time migrating from a legacy monolithic application stack to a more modern SaaS stack."
Allan Swanepoel
Allan Swanepoel

Tech Lead, Draint Art

"Lot's of nice features and components out of the box, easy to build on top of with the gravity CLI. Cleanly coded and well documented, it's helped me rethink and improve how I write some code, as well as saved hundreds of hours"
Kemane Wright
Kemane Wright

Founder, Accessibuddy

"The code patterns are beautiful, the code is neat and well organized. I have been able to do everything I would like to do, spend a little time optimizing, and then it's done. Gravity turned a major headache into many weeks of saved time."
Dave Young
Dave Young

Founder, Magnus Rush

"I am thrilled! Not only with the boilerplate solution, but with Kyle. We are currently having a complete SaaS application developed and not only are we saving time (and money) by using the SaaS boilerplate, but we are also benefiting from a reliable solution. I can rely on everything working smoothly and no longer have to worry about bugs. In the Discord community, you can exchange ideas with other developers and benefit from this network. Overall, simply a top-notch solution!"

Your Next SaaS is One Step Away

Join 1,200+ developers who stopped building the boring stuff and started shipping.

Frequently Asked Questions

Can't I just use AI to generate this code?
Can I get a discount?
What's different about this compared to the Node SaaS boilerplate?
Can you build my SaaS for me?
What support is available after purchase?
How are updates delivered?
Why pay for a SaaS boilerplate when there are free open source boilerplates?
Why should I buy this over another SaaS boilerplate?
Is it single or multi-tenant?
What databases are supported?
What happens if I encounter a bug?
Do I get the full codebase after my purchase?
Can I use the code for more than one project?