EmailTemple tech stack

Clerk

“Auth that took an afternoon to wire up instead of a sprint. EmailTemple's free tier means thousands of signups need to just work — Clerk handles the whole sign-up / sign-in / webhook flow, and the server-side auth() API plays clean with Next.js App Router. Wor…” — the maker, Sep 2026 ↗

Neon

“The Postgres behind every account, subscription, and generation log. Branching makes schema changes painless. Serverless driver lets the Next.js routes talk to the DB without connection-pool drama. The free tier got EmailTemple from prototype to live with one…” — the maker, Sep 2026 ↗

Stripe

“Billing for the studio's Free / Starter / Pro plans. Checkout, the customer portal, failed-renewal dunning, webhooks — all the parts that take weeks to build yourself, wired in days. The portal in particular saves a whole settings page from existing.” — the maker, Sep 2026 ↗

Gemini API

“The model that does the actual work. Gemini 3 Pro generates every template EmailTemple ships — full HTML, ESP-native, brand-aware. Tested every major frontier model against side-by-side outputs. Gemini won on structural soundness and instruction-following insi…” — the maker, Sep 2026 ↗

Vercel

“Hosting, Blob storage for brand assets, and a deploy pipeline that ships every push to main in under two minutes. Streaming HTML responses from a 300-second function route — the spine of the chat surface — works the way the docs say it does, which isn't always…” — the maker, Sep 2026 ↗