SaaS billing in one module — config-driven plan catalogue, Stripe subscriptions, polymorphic user and workspace billing surfaces, usage metering, and webhook handling.

Multi-tenant team layer — create workspaces, manage members, define custom roles, handle token-based invitations, and scope any route to a specific workspace.

Workspace-scoped customer records — individuals and businesses with multiple emails, phones, addresses, notes, and tags.

Isomorphic TypeScript client for Fonderie-powered APIs — fully typed request and response shapes, zero runtime dependencies.

Pre-built React screens for Fonderie's outgoing webhooks — endpoint list, endpoint detail with delivery history.

React hooks for Fonderie auth — thin bindings over @fonderie/client.

Database abstraction layer — IStoreAdapter interface, PostgreSQL driver, sequential migration runner, and SQL tagged-template helpers. The only package every other module depends on.

Vue composables for Fonderie auth — thin bindings over @fonderie/client.

React Native hooks for Fonderie auth — thin bindings over @fonderie/client.

Drop-in auth for SaaS — email/password, phone OTP, Google OAuth, stateless JWT sessions, TOTP-based MFA with backup codes, and self-service password recovery.

Pre-built Vue screens for Fonderie's outgoing webhooks — endpoint list, endpoint detail with delivery history.

Workspace-scoped audit log — query fonderie_events for a human-readable activity trail.

Pre-built React Native screen for Fonderie's audit log — filterable, cursor-paginated event list.

Pre-built Vue customers screens for Fonderie — customer list, customer detail (contact info, notes, tags).

Outgoing webhook engine — register endpoints, fan out workspace-scoped events, track delivery, and retry on failure.

Pre-built Vue screen for Fonderie's audit log — filterable, cursor-paginated event list.

Pre-built React screen for Fonderie's audit log — filterable, cursor-paginated event list.

Event bus for @fonderie-js — memory and PostgreSQL transports built-in, adapter interface for Redis/Kafka/RabbitMQ.

Role-based access control for SaaS — define roles, assign CRUD permissions per resource, and gate any route with requirePermission. Supports multiple roles per user via BOOL_OR aggregation.

Transactional messaging for SaaS — multi-channel delivery (email, SMS, push) with FS or DB templates, per-message-type channel routing, and a persistent message log.