By Jake Mcdonald, founder of ShipEmber · Updated October 30, 2026 · About a 10-minute read · Prices checked against vendor sites this week

If you're about to build a SaaS on Next.js, you will eventually ask: do I wire auth and Stripe myself, use a free starter, or buy a boilerplate? This comparison covers six options that keep coming up in 2026 — including ShipEmber, which I sell. Prices below were verified from each product's own site (or GitHub for free kits) around October 30, 2026. If a figure couldn't be confirmed live, I say so.

What actually matters in a Next.js SaaS starter

Feature checklists get long fast. For a first paid product, these five things decide whether you ship this month or next quarter:

Auth that works on the server. Sessions you can trust in Route Handlers and Server Components.

Stripe subscriptions done right. Checkout, signed webhooks with a raw body, idempotency, and plan state in your own database.

A gated dashboard.…