Changelog

Engagement, billing & passwordless login

• Passwordless magic-link login for the dashboard, alongside API keys.
• Open & click tracking with a privacy-respecting per-account toggle.
• Auto-recharge: save a card and top up automatically below a threshold, plus a Stripe billing-portal link.
• Test-send & preview any broadcast before it goes to the list.
• Edit, pause/resume, and test feeds; feeds surface their last poll status.
• Multipart text/plain sent alongside HTML for deliverability.

Agents, references & polish

• Generated, always-current API reference from the OpenAPI spec.
• Dashboard precompiled (no in-browser Babel); React vendored.
• Terms, Privacy, status and 404 pages; /metrics + optional Sentry.
• Now operated by Helton Labs LLC at rssemit.com.

Deliverability & safety

• Sender-domain verification flow with DNS challenge (/v1/domains).
• Bounce/complaint suppression via Resend and Amazon SES (SNS) webhooks.
• One-click List-Unsubscribe; suppression filter + CSV export.
• Rate limiting on signup & subscriber writes; unconfirmed-subscriber cap.

Scheduling & scale

• Daily/weekly digests with per-feed send time and timezone.
• Bulk subscriber import; broadcast idempotency keys; bounded send retries.
• Cursor-friendly pagination across list endpoints.

Billing & dashboard

• Prepaid credits via Stripe Checkout; append-only credit ledger.
• API-first dashboard: feeds, subscribers, billing, analytics, key rotation.

Launch

• RSS-to-newsletter, billed per email — no subscriber tiers, no free tier.
• Feed polling (conditional GET), double opt-in, SES sending, OpenAPI 3.1.