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Developer Tools · head to head

Namespace vs Subframe

Namespace logo

Namespace

Developer Tools

The dev platform for the next 100 billion commits

From
Free
Free plan
Yes
Subframe logo

Subframe

Design

The AI-native design tool built for code

From
Free
Free plan
Yes

The short version

  • Namespace is a developer infrastructure platform.
  • Free plans on both; paid from $100/mo and $29/mo.
  • Where Namespace falls short: developer plan is pay-as-you-go only; minimum usage unclear.
  • Where Subframe falls short: free plan limited to 1 project and 10 pages.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Namespace and Subframe actually diverge.

Attributes where Namespace and Subframe differ
AttributeNamespaceSubframe
PlatformsWeb, macOS, Windows, LinuxWeb
CategoryDeveloper ToolsDesign

Identical on both: starting price (Free), free tier (Yes).

Not yet recorded: pricing model for Namespace.

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 Namespace

  • Devboxes
  • GitHub Actions runners
  • Docker builds
  • Cross-invocation caching
  • NVMe storage
  • High-speed networking
  • Multiple OS support
  • Bazel and Turborepo support

Only in Subframe

Nothing recorded that Namespace does not also cover.

What people use each for

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

Namespace

  • Providing AI coding agents with cloud-based development environmentsnot Subframe
  • Accelerating CI builds with faster GitHub Actions runnersnot Subframe
  • Distributing builds across teams with managed infrastructurenot Subframe
  • Scaling development velocity for monorepo organizationsnot Subframe

Subframe

  • Creating production-ready interfaces without static mockupsnot Namespace
  • Syncing design components with code as single source of truthnot Namespace
  • Building responsive designs with auto layoutnot Namespace
  • Real-time multiplayer collaboration with layer commentingnot Namespace
  • Exporting Radix UI and Tailwind CSS code via CLInot Namespace

Where each one falls short

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

Namespace

  • Developer plan is pay-as-you-go only; minimum usage unclear
  • Team plan $100/mo is competitive but usage limits may be tight
  • Devbox pricing separate at $0.004/minute could add up quickly
  • Enterprise plan requires custom sales conversation

Subframe

  • Free plan limited to 1 project and 10 pages
  • Free plan includes limited AI features compared to Pro
  • Pro plan billed per editor, not per team

Pricing, plan by plan

Namespace

Free
  • DeveloperFree
    • Pay-as-you-go
    • On-demand compute
    • Docker builds
  • Team$100/mo
    • 100,000 unit minutes
    • 1,000 Docker builds
    • Everything in Developer
  • Business$250/mo
    • 250,000 unit minutes
    • 2,500 Docker builds
    • Everything in Team
  • EnterpriseOn request
    • Custom compute/Docker build limits
    • Audit log export
    • Enterprise SSO

Subframe

Free
  • FreeFree
    • 1 project
    • Up to 10 pages
    • 2 prototypes
  • Pro$29/mo
    • Unlimited projects
    • Unlimited pages
    • Unlimited prototypes

Which should you pick?

Choose Namespace if

  • You need devboxes.
  • You want to start without paying.
  • You work on Web, macOS, Windows, Linux.
  • You also want github actions runners.

Choose Subframe if

  • You want to start without paying.

Questions people ask

Is Namespace or Subframe better?
Neither clearly leads. Namespace starts at Free and Subframe at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Namespace or Subframe?
Namespace starts at Free and Subframe at Free.
Does Namespace or Subframe run on more platforms?
Namespace runs on Web, macOS, Windows, Linux. Subframe runs on Web.
Can I use Namespace for free?
Both have a free tier, so you can try either at no cost before committing.
What is Namespace best used for?
Namespace is most often used for providing ai coding agents with cloud-based development environments, accelerating ci builds with faster github actions runners, distributing builds across teams with managed infrastructure, scaling development velocity for monorepo organizations. Of those, providing ai coding agents with cloud-based development environments and accelerating ci builds with faster github actions runners are not what Subframe is typically brought in for.
What can Namespace do that Subframe cannot?
Namespace covers Devboxes, GitHub Actions runners, Docker builds, Cross-invocation caching.

Answered from the vendors’ own pages

Namespace: How is compute usage metered on the Developer plan?

Developer plan uses pay-as-you-go billing. Devboxes bill at $0.004 per minute. Storage and caching services have separate usage-based fees. A 30-day free trial is available to test usage patterns.

Source
Subframe: Is there a free version of Subframe?

Yes, Subframe offers a free plan with 1 project, up to 10 pages, 2 prototypes, unlimited team members, and limited AI features.

Source
Namespace: What is the difference between Team and Business plans?

Team ($100/mo) includes 100,000 unit minutes and 1,000 Docker builds with email support. Business ($250/mo) includes 250,000 unit minutes, 2,500 Docker builds, and high concurrency with a dedicated Slack channel.

Source
Subframe: How is the Pro plan priced?

Subframe Pro costs $29 per editor per month, with unlimited projects, pages, prototypes, and AI usage.

Source
Namespace: Can Namespace support AI coding agents?

Yes, Namespace Devboxes are specifically designed as feature-rich development environments for AI coding agents, with full tooling and performance optimization.

Source
Subframe: Are viewer seats free?

Yes, Subframe offers free viewer seats across all pricing plans, allowing team members to view without an editor license.

Source
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