A runtime-enforced substrate for building vertical B2B SaaS
Stage
Startup
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Founded
2025
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Based in
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ES
Pricing model
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Pricing
Starter: $109 USD (one-time payment, originally $199); All-in: $399 USD (one-time payment, originally $549). Both include lifetime updates and unlimited commercial and personal projects.
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Key features
Authentication with Google, Apple, and Email
In-app purchases and subscriptions
Push and local notifications
Clean architecture with unit tests
Work order engine with state machine and append-only reporting
Invoicing engine with immutable export basis
Booking engine with capacity allocation and double-booking prevention
Protocol/checklist engine with sign and immutability
Absence ledger engine with append-only balance tracking
Metering engine for billable usage tracking
Single-use invite engine with secure identifier handling
Runtime enforcement of permissions and isolation
GDPR compliance enforced at runtime
Pull request previews with production scope forking
What makes it different
Production-ready code from day one, not AI-generated
Skip weeks of repetitive setup and infrastructure work
Guarantees instead of conventions: runtime enforcement prevents data leaks and permission errors by design, not developer discipline
Domain engines own invariants, not vocabulary: reusable logic without tight coupling to specific business requirements
Self-hostable vertical on pure SQLite with no platform dependency