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TanStack Router is a type-safe, data-driven React router with built-in caching, prefetching, and nested layouts, while TanStack Start extends it into a full-stack SSR framework.
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FR-AI / ANALYSISWhy it is worth attention
It normalizes the entire domain lifecycle (add, verify, remove) across different platforms with provider-authoritative status checking, idempotent operations, and a built-in testing adapter, saving developers from writing provider-specific integration code.
Who it is for
- SaaS platform developers who need to let customers use custom domains
- Backend engineers managing multi-tenant domain provisioning
- DevOps teams automating domain setup across multiple hosting providers
Use cases
- Add a customer's custom domain to a SaaS app and return exact DNS records
- Poll until domain verification and SSL certificate are active
- Remove a domain safely when a customer cancels or changes their plan
- Provision subdomains under a parent domain with optional label reservation
Strengths
- Unified API across six providers (including a testing adapter) with the same lifecycle methods
- Idempotent add/remove operations with retry-aware error handling
- Provider-authoritative verification that avoids false readiness
- Built-in subdomain client with reserved label support
Considerations
- Server-side only; requires Node 20+ or Bun and cannot be used in browser code
- Limited to the listed providers; no generic DNS provider support
- Wildcard provisioning is only available through provisionWildcard() and may not be supported by all providers
README quick start
Usage
Description
Add, verify, monitor, and remove customer domains with one TypeScript API.
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