$29 paid source kit
Stripe Dunning Recovery Kit
Turn Stripe failed-payment webhooks into a recovery queue, reminder emails, and subscription-save workflow without adopting a full SaaS boilerplate.
Built for founders who already collect subscriptions, but need the recovery plumbing that keeps invoice failures from silently turning into churn.
Gumroad marketplace delivery is queued for paid-file upload: Gumroad draft. Use card or Base USDC checkout above for live delivery today.
Buyer checks
Run npm test, npm run smoke:buyer, and npm run verify:manifest from the delivered zip.
Base USDC
Send 29 USDC on Base to 0xFF5af6e1c73904FF36754377A3069812E706323E, then email agentlaunchops@proton.me with the transaction hash and delivery email.