1. Current list
Railway — hosting of the application servers. United States.
Supabase — database where accounts and what you choose to save are stored. United States.
Stripe (including its Link service) — authorized seller of the subscriptions: it charges payments, handles taxes and issues receipts. It receives your card details directly; we do not see them.
Resend — sending of service emails (sign-in link, invitations and account notices). United States.
Cloudflare — network, protection against attacks, checking that whoever submits a form is not a bot, and routing of support email.
Google — the support mailbox and sign-in with Google, when available and if you choose to use it.
2. Changes to the list
We update this page when we add or change a provider that processes personal data. The date above shows the last review.