Software and starter kits by Zyloft

Cairn

For creators and founders selling digital products, courses or memberships: auth, payments, a shop, emails and a landing page that pops, in English and German.

• Auth, Stripe billing and emails ready to go
• English and German site and emails
• No tracking cookies, no cookie banner needed

Aven

For subscription SaaS with a shop: monthly and yearly plans, one-time purchases and shop products with Stripe, plus auth, emails and a sleek dark landing page, in English and German.

• Subscriptions, one-time plans and a shop with Stripe
• English and German site, dashboard and emails
• No tracking cookies, no cookie banner needed

Fjord

For B2B SaaS with a calm, Scandinavian-inspired look: landing page, docs portal with an AI assistant, blog, company pages, accounts and Stripe subscriptions.

• Docs portal with search and an AI assistant
• 15+ pages: blog, customers, webinars, changelog and more
• Subscriptions with free trials, no cookie banner needed

HookStead

HookStead sits between your providers and your app: it records every webhook, forwards it with signatures and retries, and shows you exactly what happened at every attempt.

• Every event stored before the provider gets its success response
• Retries, bulk retries and replays with idempotency keys
• Hosted in Germany · 10,000 events a month free, no card needed

Zyloft Desk

Quotes, invoices and e-invoicing for freelancers, the self-employed and small businesses in Germany. Works offline on your own PC, no subscription.

• ZUGFeRD 2.3 and XRechnung 3.x
• Invoices under §14 UStG, gapless numbers, cancellation invoices
• All data stays local on your PC