Launch deal — $49 lifetime · usually $99
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Everything that ships out of the box

Production-ready capabilities across SaaS foundations and the AI surface. Every provider sits behind a clean facade — switch by changing one env var. Every customer-facing page is fully bilingual.

Authentication

Better Auth (email + OAuth)

Email + password with verification, plus Google and GitHub OAuth. Sessions, CSRF, admin role and audit fields ready out of the box.

Email + Password
Google
GitHub
Admin role

Google One-Tap

One-click sign-in on the home page. Catches users who'd bounce at the signup form — three lines of config.

1-click
FedCM
Conditional

Try the One-Tap prompt

Signed in as Larry

google.com — single-click sign-in

Email verification flow

Sign up → verify → reset → change. Three React Email templates (verify, reset, welcome) with matching dark / light themes.

React Email
Resend
Templates × 3

Payments

Three payment providers

Stripe, Creem, NOWPayments — three providers behind one PaymentManager facade with the same checkout / portal / webhook API. Subscriptions, one-time, and credit packs all hit the same flow.

Stripe
Creem
NOWPayments

Switch payment provider

PAYMENT_PROVIDER=stripe

North America / Europe

Credits ledger

4-type ledger (GRANT / CONSUME / EXPIRE / REFUND) with atomic balance updates. Every credit movement is auditable.

Atomic
Auditable
Refundable

Live ledger preview

GRANTPro subscription renewal+1,000
CONSUMEGPT-4 generation−24
CONSUMEImage generation−40
REFUNDFailed generation+24
Balance960

Multi-currency

USD and CNY wired through the pricing card and checkout. Add any currency by adding it to the price config.

USD
CNY
Configurable

Switch currency

$49

Growth

Customer service

Crisp, Tawk.to, Intercom, Chatwoot — drop-in widgets behind a single config switch. Loaded conditionally so your home page stays fast.

Crisp
Tawk.to
Intercom
Chatwoot

Pick a customer service provider

CrispSelected — paste your widget ID and ship.

Loaded only when configured. Zero impact when off.

Affiliate program

Affonso, Rewardful, plus a built-in option that works with any payment provider. Commission tracking via normalized payment events.

Affonso
Rewardful
Internal

Commission calculator

Monthly sales

Commission rate

Affiliate payout

$1,000

Yours

$4,000

Beehiiv newsletter

Double-opt-in newsletter signup wired into the home page. Typed REST client with full error handling.

Beehiiv
Double opt-in

Newsletter signup (preview only)

Double opt-in via Beehiiv. No spam, ever.

Content & i18n

Fully bilingual content

Every doc, blog post, and changelog has an English and a Chinese variant. Locale-aware routing — Chinese content never bleeds into the English site.

EN + ZH
MDX × 2
Locale-aware

Mintlify documentation

Hosted MDX documentation with built-in full-text search, versioning, and themes. Edit a Markdown file and ship — zero infra to maintain.

MDX
Hosted
Search
Themed

Marketing site

Hero, logo cloud, features, use cases, comparison, quickstart, single-card pricing, FAQ, newsletter, CTA. Fully responsive, three swappable color themes (cream / white / ash).

10 blocks
Responsive
Three themes

Operations

Site analytics

Vercel Analytics, GA4, and Yandex — drop-in scripts behind a config switch. Conditionally loaded so unconfigured providers never ship to the browser.

Vercel
GA4
Yandex

Product analytics

PostHog, Plausible, and Umami — privacy-friendly options behind the same provider switch. Track funnels, retention, and feature adoption without bleeding PII.

PostHog
Plausible
Umami

Session insights

Microsoft Clarity for heatmaps, session recordings, and click maps. Useful when funnel data tells you users dropped off but not why.

Clarity

Engineering quality

Type-safe stack

next-safe-action with three permission tiers (public / user / admin), Zod input schemas on every action, Drizzle ORM, and `import 'server-only'` enforcement on DB and secrets modules.

next-safe-action
Drizzle
Zod
server-only

Code quality

Biome 2 for lint + format (one tool, no eslint+prettier split), Knip 6 for dead-code detection, Vitest 4 for unit tests, and build-time env validation via @t3-oss/env-nextjs.

Biome 2
Knip 6
Vitest 4
env validation

Cloudflare Turnstile

Privacy-friendly anti-bot challenge on email signup. Server-side verification on every protected action. Graceful degradation when not configured.

Anti-bot
Privacy-friendly
Server-verified

Anti-bot challenge

Verifying you're human…

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Pay once. Never charged again. Every update is yours for free, forever.

$49 · Ship your AI SaaS in a weekend.

What's Inside — Auth, Payments, AI & More · Vibestrap