Focus on your product. Ship faster.

SaaS starter with SvelteKit, auth, billing, and analytics.

Powering the best teams

Real 2026 Developer Experience

Super fast solutions that are actually fun to build with

The most lovved frontend framework. A simple, performant, and future-proof way to build your web app.

The open source reactive database for app developers. TypeScript queries run on the server and update every client in real time.

The most comprehensive authentication library for TypeScript. Sessions, OAuth, passkeys, and multi-tenancy out of the box.

Autumn handles billing, feature gates, and usage tracking—no webhook complexity. Stripe for payment processing.

Internationalization done right. In-context editing and ML-powered translation for a seamless localization workflow.

PostHog is an open-source product analytics platform to track user behavior and measure conversions.

A set of beautifully-designed, accessible components built with Tailwind CSS v4 and Bits UI.

The email API for developers. Build and send transactional emails with a modern, reliable API built for scale.

Application monitoring and error tracking. Identify issues before your users do with real-time alerts and detailed stack traces.