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Developer Tools · head to head

Spacelift vs TanStack Start

Spacelift logo

Spacelift

Developer Tools

Infrastructure-as-code orchestration for Terraform, OpenTofu, Pulumi and Kubernetes

From
Free
Free plan
Yes
Full reviewWebsite
TanStack Start logo

TanStack Start

Web Development

Full-stack React framework with type-safe server functions and TanStack Router

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Spacelift users are unlimited and private workers are metered, so deployment concurrency rather than headcount drives the bill, which inverts how most engineering budgets are built and is easy to under-forecast.; TanStack Start still in Release Candidate status, not yet production stable
  • They diverge on capability: Spacelift covers Multi-tool orchestration, TanStack Start covers Full-document SSR with streaming.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Spacelift and TanStack Start actually diverge.

Attributes where Spacelift and TanStack Start differ
AttributeSpaceliftTanStack Start
Pricing modelBy private worker and tier, not by useropen-source
PlatformsWeb, Self-hosted, CloudWeb
CategoryDeveloper ToolsWeb Development

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Spacelift

  • Multi-tool orchestration
  • Policy as code
  • Private workers
  • Spaces
  • Blueprints
  • Drift detection

Only in TanStack Start

  • Full-document SSR with streaming
  • Type-safe server functions
  • TanStack Router integration
  • Middleware system
  • Server routes and API endpoints
  • Experimental RSC support
  • Vite and Rsbuild support

What people use each for

The jobs each tool is most often brought in to do.

Spacelift

  • Platform teams running infrastructure changes through approval gates rather than through application CInot TanStack Start
  • Organisations standardising Terraform and OpenTofu across many teams with policy enforcementnot TanStack Start
  • Estates needing private runners so cloud credentials never leave the networknot TanStack Start
  • Teams wanting drift detection and reconciliation rather than plan-time checks alonenot TanStack Start

TanStack Start

  • Building type-safe full-stack React applicationsnot Spacelift
  • Projects requiring type safety across client and server boundariesnot Spacelift
  • Applications leveraging advanced routing patterns and nested layoutsnot Spacelift
  • Deployments across multiple platforms with consistent codebasenot Spacelift

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Spacelift

  • Users are unlimited and private workers are metered, so deployment concurrency rather than headcount drives the bill, which inverts how most engineering budgets are built and is easy to under-forecast.
  • There is no affordable paid entry point. The free tier stops at two users and the next tier is a five-figure commitment with nothing in between.
  • Three of the five tiers are quote-only, so a shortlist cannot be costed without entering a sales process with each vendor on it.
  • The self-hosted build lags the hosted one, has no public worker pool and lacks the Azure and Google Cloud integrations available in the SaaS product, with OIDC federation offered as the workaround.
  • Stacks, Rego policies, Blueprints, Spaces and Spacelift-managed state are proprietary constructs, so leaving means rebuilding the orchestration layer rather than pointing it at a different runner.

TanStack Start

  • Still in Release Candidate status, not yet production stable
  • Smaller community compared to Next.js with less third-party support
  • Documentation not as comprehensive as more established frameworks
  • Less mature ecosystem for edge deployment compared to specialized frameworks

Pricing, plan by plan

Spacelift

Free
  • FreeFree
    • Two users
    • Public workers only
    • No private workers
  • Starter Plus$undefined/year
    • Unlimited users
    • Two public workers
    • One to two private workers
  • Business$undefined/year
    • Unlimited users
    • Three private workers
    • Quoted
  • Enterprise$undefined/year
    • Unlimited users
    • Five to thirty private workers
    • Self-hosted option

TanStack Start

Free

No published plan breakdown. See the TanStack Start review.

Which should you pick?

Choose Spacelift if

  • You need multi-tool orchestration.
  • You want to start without paying.
  • You work on Web, Self-hosted, Cloud.
  • You also want policy as code.
Spacelift review

Choose TanStack Start if

  • You need full-document ssr with streaming.
  • You want to start without paying.
  • You also want type-safe server functions.
TanStack Start review

Questions people ask

Is Spacelift or TanStack Start better?
Neither clearly leads. Spacelift starts at Free and TanStack Start at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Spacelift or TanStack Start?
Spacelift starts at Free and TanStack Start at Free.
Does Spacelift or TanStack Start run on more platforms?
Spacelift runs on Web, Self-hosted, Cloud. TanStack Start runs on Web.
Can I use Spacelift for free?
Both have a free tier, so you can try either at no cost before committing.
What is Spacelift best used for?
Spacelift is most often used for platform teams running infrastructure changes through approval gates rather than through application ci, organisations standardising terraform and opentofu across many teams with policy enforcement, estates needing private runners so cloud credentials never leave the network, teams wanting drift detection and reconciliation rather than plan-time checks alone. Of those, platform teams running infrastructure changes through approval gates rather than through application ci and organisations standardising terraform and opentofu across many teams with policy enforcement are not what TanStack Start is typically brought in for.
What can Spacelift do that TanStack Start cannot?
Spacelift covers Multi-tool orchestration, Policy as code, Private workers, Spaces. TanStack Start covers Full-document SSR with streaming, Type-safe server functions, TanStack Router integration, Middleware system.

Answered from the vendors’ own pages

Spacelift: How is Spacelift priced?

By tier and by private worker count rather than per user. Users are unlimited on every paid plan. The published figure on the pricing page carries no period label, and the FAQ describes the tier as an annual subscription, so confirm the period in writing.

TanStack Start: Is TanStack Start production-ready?

TanStack Start is currently in Release Candidate status. While functional and used in production by some teams, it has not yet reached stable v1.

Source
Spacelift: Does it support OpenTofu?

Yes, and Spacelift sponsors the OpenTofu project, which is a substantive hedge for anyone avoiding Terraform under the Business Source Licence.

TanStack Start: How do type-safe server functions work in TanStack Start?

Server functions are automatically typed on the client side, enabling IDE autocomplete and type checking when calling server functions from client code.

Source
Spacelift: Is there a self-hosted version?

Yes, described as carrying Enterprise functionality, but it is priced on request and lags the hosted product on cloud integrations.

TanStack Start: What deployment platforms are supported by TanStack Start?

TanStack Start supports Cloudflare Workers, Node.js, Netlify, Railway, and other platforms through custom adapter configuration.

Source
Spacelift: Why not just use the CI system we already have?

That is the real comparison. General purpose CI handles state, drift, approval gates and concurrency control for infrastructure poorly, and whether that is worth a five-figure floor depends on how much infrastructure change your organisation actually ships.

Spacelift: What happens to our pipelines if we leave?

They do not port. Rego policies, Blueprints, Spaces and managed state are Spacelift constructs and the orchestration has to be rebuilt elsewhere.

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