Simplify secure, branded auth-email templates with a live builder

Simplify secure, branded auth-email templates with a live builder targets a $4.8B = 1.6M software businesses (startup + SMBs that send transactional/auth emails) x $3K ACV (template+integration+deliverability tooling) total addressable market with medium saturation and a year-over-year growth rate of 15% estimated growth in transactional-email tooling and developer tooling adoption.

Key trends driving demand: Developer-first SaaS tooling -- more teams expect code-friendly editors, snippets, and CLI/SDK integrations, lowering friction for adoption.; AI-assisted content generation -- automated copy and layout variants speed template creation and personalization, reducing time-to-live.; Deliverability & brand-trust focus -- DMARC/BIMI and rising phishing concerns make branded, well-formed auth emails a compliance and UX priority.; Composable infrastructure -- proliferation of email APIs and auth platforms (Supabase, Clerk, Auth0) enables lightweight integrations and faster product launches..