Everything you need to build products customers love

SaaS starter kits for teams who want to move fast without cutting corners. Professional UI, production-ready code, and all the foundations — so you can focus on what makes your product unique.

View starter kitsDocumentation

Used by 600+ developers

Used by indie founders and established startups

Polypane

Development has never been faster. But speed has a cost.

Generic interfaces. Fragile architecture. Disposable code. When everything can be built quickly, the products that win are the ones built with intention.

Your product needs to signal quality from the first interaction. That requires craftsmanship—intentional design decisions, considered architecture, polished details. Not as nostalgia, but as strategy.

We've spent 20 years learning what that looks like. You get it from day one.

Choose your Stack

Production-ready foundations for your next SaaS product

TanStack

TanStack Start

Lightning-fast SPA, dashboard-focused, ideal for application-heavy products and internal tools.

  • Blazing fast routing
  • Optimized for complex UIs
  • Perfect for B2B dashboards
View details
Next.js

Next.js

Fullstack RSC, SEO-optimized, perfect for products that need fast public facing pages.

  • React Server Components
  • Built-in SEO optimization
  • Ideal for public-facing SaaS
View details

Complete, integrated systems

Not just components. Production-ready features that work together seamlessly.

Auth

Customizable auth system built on Better Auth, or use your own auth provider.

Auth
  • Email & password
  • Social login
  • Magic links
  • 2FA
  • RBAC
  • Email verification
  • Passkeys
  • SSO

Billing

Built-in billing with Stripe, or use your own billing provider. Automatically sync your billing configuration with Stripe.

Billing
  • Subscriptions
  • Automatic Stripe setup
  • Tiered pricing
  • Metered pricing
  • Usage-based pricing
  • Entitlements
  • Pricing tables
  • Grandfathering

Database

Built on the world's most proven database. PostgreSQL managed by Drizzle ORM. Run it locally, use Supabase, or on the edge with Neon..

Database
  • PostgreSQL
  • Migrations & seeding
  • Optimized queries
  • Edge-ready

API

End-to-end typesafe API with tRPC. Built fast without breaking anything. Fully portable, run it in a route function or fully standalone as your backend grows.

API
  • Type-safe
  • React Query integration
  • Permissions & roles
  • Subscriptions (Live data)
  • SSR & RSC support

Beautiful UI

Meticulously crafted theme that works with Chakra UI and Panda CSS. Built-in components, hooks, and utilities that work together seamlessly.

Beautiful UIBeautiful UI
  • Customizable token system
  • Pre-built components
  • Storybooks
  • Accessible

Transactional Emails

Beautiful, easily customisable transactional emails. Integrate with Resend, or use your own SMTP provider.

Transactional EmailsTransactional Emails
  • Built-in templates
  • Template editor
  • Custom SMTP support

Workspaces

Allow users to create, manage, and invite other users to their own workspaces.

  • RBAC
  • Multi-tenancy
  • Block workspaces

Feature flags

Control access to features and functionality.

TypeScript

Type-safe from front to backend.

Notifications

Notification preferences for your users.

Marketing

Email marketing and newsletter preferences.

Analytics

Track user behavior and engagement.

Why choose Saas UI?

Founder that cares

We go to great lengths to make sure you're happy with the product. We're here to help you succeed. The level of support you'll get is unmatched.

Built on 20 Years of Experience

Saas UI is built on two decades of building, scaling, and maintaining real B2B applications. Architecture that scales. Code patterns proven in production.

Quality that AI can't generate.

AI can generate code and scaffold components. What it can't do is make strategic design decisions, craft cohesive experiences, or build systems with taste.

Saas UI has been founded in 2021

We don't plan to go anywhere and are in it for the long term, unlike other starter kits that come and go with the hype train.

Stop reinventing the wheel.

Every SaaS founder knows this frustrating cycle: spend weeks building authentication, weeks on billing, weeks making forms that don't look terrible. Rush through it to ship faster, then deal with the unmaintainable mess and technical debt later.

I created Saas UI after going through this too many times myself. Instead of rebuilding the same foundation over and over — and wasting time on non-differentiating work — what if we built it once properly and made it available to everyone?

The result? Developers get solid foundation to build on. Designers get a customizable starting point that doesn't force everything to look the same. Skip months of tedious work and get straight to building what makes your product unique.

Because your time is better spent validating ideas and creating features that actually differentiate your product, not wrestling with poorly built components, reinventing the wheel, and business logic that breaks every time you touch it.

EW
Eelco WiersmaFounder Saas UI

Loved by developers and designers

SH

Simon Høiberg

Founder - Aidbase

“At Aidbase, we're developing a framework-agnostic component library to support our various chatbots, ticket forms, and other widgets. It's challenging building something that's a great developer experience and performing well at the same time. SaaS UI has been a massive help in this.”
A

Ahmed

Founder - LocalXpose

“I really recommend SaaSUI to any developer or team seeking a robust, visually appealing, and easy-to-implement UI framework. The support and updates from the SaaSUI team were exceptional, Thank you. ”
MS

Makenna Smutz

Founder - Heron

“Amazingly well thought-out set of components. I snagged them and have been able to create beautiful and functional UI super quick! This filter UI is some of my favorite 🤤”
@

@moshyfawn

Software Engineer - React Hook Form

“Imagine a well thought out SaaS UI with super cool integrations like @HookForm @chakra_ui and @date_fns that power the whole thing! Like WAT?!”
TT

Tien Thinh

Software Engineer

“Saas UI is the ONLY template out there that does the code structure that I think can scale 😄”
MS

Milan van Schaik

CTO - CultureKit

“In order to be able to build beautiful portals in an efficient way, we were we looking for a turnkey solution, with enough flexibility. SaaS UI is exactly what we were looking for. Eelco is very thoughtful. We had factored in that early adopting comes with some risk - but so far all any issues are quickly remedied and there are almost weekly new useful features for us!”
FB

Felipe Barcelos

CTO - NotifyLog

“The SaaS UI was key to building my SaaS platform on NextJS. It allowed me to create my platform's UI quickly and easily, with many pre-made components that saved me a lot of development time. Also, the SaaS UI is very flexible and can be easily customized to suit my specific needs.”
J

Juyoung

Frontend developer

“Thanks to SaaS UI, frontend web development has become much faster, allowing me to focus more on business logic, which is fantastic. I have a feeling that it will significantly grow in the coming years. Thank you.”
JT

João Tosto

Founder - Startec

“Saas UI is one of the most exciting dev tools I've tried so far. The pre-built components allow me and my team to develop our products much more easily and faster than traditional ways. If you are a single developer, a startup trying to launch a new product or even a scaling-up company, I strongly recommend Saas UI.”
KP

Kai Pradel

Founder - Inkubator

“At Inkubator we build Saas companies and SaasUI is our go-to UI kit at the beginning of every project. Not only are the components beautiful and intuitive but the community is also highly engaged and supportive.”
@

@simonweniger

Software Engineer - Mintgate

“SaasUI is really great and helps me to focus on the core part for the mvp instead of spending time on the framework. I really enjoyed the dev experience in the first days.”
JL

Jacob Leuthardt

Founder - Frantic Software

“SaaS UI has let my business hit the ground running. Good UI is the foundation of good software and SaaS UI is what makes good software. Before SaaS UI, my UI was hand written in plain HTML/CSS/JS. Now it's an eye-catching experience that turns heads.”

Join hundreds of developers
building better SaaS interfaces.

View starter kitsDocumentation
Saas UI