Developers & creators

Forgeline

Next.js SaaS Starter Kit (EU-ready, AI credits)

€392incl. VAT

Digital download. Before checkout you confirm that delivery starts right away, so there's no refund once your download has started. Cancellation policy

Forgeline is a complete Next.js 16 codebase for launching a B2B SaaS in Europe. Authentication, team workspaces, Stripe billing with EU VAT, a metered AI assistant, an admin console and GDPR tooling are already built and wired together, with a full English and German UI. You start on the features only your product has.

What's built in

• Auth: email + password with verification, password reset, Google and GitHub sign-in, two-factor (TOTP) with backup codes, device/session management, rate-limited endpoints (Better Auth 1.6).
• Workspaces: multi-tenant organizations with owner / admin / member roles, email invitations, seat limits per plan, workspace switcher.
• Billing: Stripe Checkout and Customer Portal, monthly/yearly plans, trials, plan switching, credit packs, idempotent webhooks, EU VAT via Stripe Tax, VAT-ID collection and reverse charge. One script…
• AI credits: streaming assistant for Anthropic or any OpenAI-compatible API (Mistral, Groq, OpenRouter, Ollama…), append-only credit ledger with monthly allowances and purchasable packs, cost shown per…
• Platform: workspace API keys (hashed), public REST API with per-key rate limits, audit log, admin console with MRR, user search, ban and impersonation.
• GDPR: cookie consent with recorded decisions, consent-gated analytics (Plausible / PostHog EU), self-service data export and account deletion, German imprint plus privacy and terms templates in…

Full description in the Shopify store ↗