Why Most RBAC Systems Fail in SaaS
If you're building a SaaS platform, authorization is not just about roles.
It's about:
- Tenant isolation
- Schema flexibility
- ORM independence
- Safe migrations
- Production-grade diagnostics
Most RBAC libraries:
- Assume single-tenant systems
- Hard-couple to one ORM
- Break when integrating into existing schemas
- Don’t scale operationally
So I built something different.
Introducing multi-tenant-rbac v2.x
A production-focused, adapter-first, multi-tenant RBAC layer for Node.js and TypeScript.
Core Principles
- Tenant isolation first.
- ORM-agnostic core logic.
- Schema remapping for enterprise integration.
- CLI-based scaffolding.
- Migration-safe production workflows.
What Changed in v2.x
Adapter-First Architecture
Core RBAC logic no longer depends directly on Sequelize or Mongoose.
Adapters are injected.
Configurable Schema Mapping
You can override:
- models
- foreign keys
This allows integration into existing enterprise databases without breaking conventions.
Safer Sync Behavior
syncOptions now defaults to:
- alter: true
- force: false
Production safety > convenience.
Idempotent Generated Migrations
Generated migrations:
- create tables only if missing
- add missing columns
- never drop/recreate by default
Why This Matters for Enterprise Teams
Enterprise SaaS teams care about:
- Stability
- Predictable migrations
- Controlled schema evolution
- Clear diagnostics
multi-tenant-rbac v2.x was designed with that in mind.
Scope Clarification
This package provides:
- Multi-tenant RBAC domain operations
- Adapter contracts + default implementations
- CLI scaffolding and validation tools
It does NOT replace:
- Full application modeling
- Policy engines
- Deployment orchestration
Looking for Feedback
If you're building a SaaS platform and care about clean authorization architecture, I’d love architectural feedback.
GitHub: https://github.com/donchi4all/multi-tenant-rbac
npm: https://www.npmjs.com/package/multi-tenant-rbac
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