Backend & observability#21 of 118
Mark XXI
The Vault
Shipped April 9, 2026
What it is
Founder-only ops dashboard. Revenue, cohorts, recent incidents.
Related — same category
Mark I
The Foundation
Auth, schema, RLS posture. The first stone of the kingdom.
Mark VII
The Gate
Email magic-link auth + COPPA-aware DOB capture for minors.
Mark XV
The Compass
Server-side analytics — typed event union, PostHog backbone.
Mark XVIII
The Chorus
Parent consent flow for minors. COPPA-clean teacher access.
See it in the product.
Every Mark exists because string players asked for it. Free demo, no card.