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Blacksmith vs SolidStart

Blacksmith logo

Blacksmith

Developer Tools

2x faster GitHub Actions with 60% cost savings

From
Free
Free plan
Yes
SolidStart logo

SolidStart

Web Development

Full-stack meta-framework for SolidJS with fine-grained reactivity

From
Free
Free plan
Yes

The short version

  • Each has a real cost: Blacksmith per-minute pricing model requires estimating usage to predict costs; SolidStart smaller ecosystem compared to Next.js or Remix due to relative newness
  • They diverge on capability: Blacksmith covers Bare metal runners, SolidStart covers Fine-grained reactivity.
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Blacksmith and SolidStart actually diverge.

Attributes where Blacksmith and SolidStart differ
AttributeBlacksmithSolidStart
Pricing modelUnknownopen-source
PlatformsGitHub Actions, Linux, Windows, macOSWeb
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 Blacksmith

  • Bare metal runners
  • Multiple OS support
  • ARM support
  • Docker layer caching
  • Sticky disks
  • GitHub Actions observability
  • Free tier
  • Static IPs

Only in SolidStart

  • Fine-grained reactivity
  • Server actions
  • Single-flight mutations
  • Request deduplication
  • Multi-router support
  • Automatic API generation
  • Vite integration

What people use each for

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

Blacksmith

  • Replacing GitHub Actions runners with faster, cheaper infrastructurenot SolidStart
  • Accelerating CI build times for organizations with heavy CI loadnot SolidStart
  • Reducing cloud spend on GitHub Actions by 60% or morenot SolidStart
  • Supporting ARM architecture builds without GitHub runnersnot SolidStart

SolidStart

  • Building lightweight full-stack applications with minimal runtime overheadnot Blacksmith
  • Projects requiring fine-grained reactivity and automatic dependency trackingnot Blacksmith
  • Applications targeting multiple deployment platforms with single codebasenot Blacksmith
  • Teams prioritizing performance and small bundle sizesnot Blacksmith

Where each one falls short

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

Blacksmith

  • Per-minute pricing model requires estimating usage to predict costs
  • macOS M4 pricing ($0.08/min) is significantly higher than GitHub Actions
  • Docker layer caching and sticky disks are paid add-ons at $0.50/GB/mo
  • Static IP add-on costs $100/IP/mo

SolidStart

  • Smaller ecosystem compared to Next.js or Remix due to relative newness
  • SolidJS less familiar to developers with React experience
  • Community documentation not as extensive as larger frameworks
  • Limited third-party UI component libraries compared to React ecosystem

Pricing, plan by plan

Blacksmith

Free
  • Ubuntu x64$0.004/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads
  • Ubuntu ARM$0.0025/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads
  • Windows x64$0.008/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads
  • macOS M4$0.08/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads

SolidStart

Free

No published plan breakdown. See the SolidStart review.

Which should you pick?

Choose Blacksmith if

  • You need bare metal runners.
  • You want to start without paying.
  • You work on GitHub Actions, Linux, Windows, macOS.
  • You also want multiple os support.

Choose SolidStart if

  • You need fine-grained reactivity.
  • You want to start without paying.
  • You also want server actions.

Questions people ask

Is Blacksmith or SolidStart better?
Neither clearly leads. Blacksmith starts at Free and SolidStart at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Blacksmith or SolidStart?
Blacksmith starts at Free and SolidStart at Free.
Does Blacksmith or SolidStart run on more platforms?
Blacksmith runs on GitHub Actions, Linux, Windows, macOS. SolidStart runs on Web.
Can I use Blacksmith for free?
Both have a free tier, so you can try either at no cost before committing.
What is Blacksmith best used for?
Blacksmith is most often used for replacing github actions runners with faster, cheaper infrastructure, accelerating ci build times for organizations with heavy ci load, reducing cloud spend on github actions by 60% or more, supporting arm architecture builds without github runners. Of those, replacing github actions runners with faster, cheaper infrastructure and accelerating ci build times for organizations with heavy ci load are not what SolidStart is typically brought in for.
What can Blacksmith do that SolidStart cannot?
Blacksmith covers Bare metal runners, Multiple OS support, ARM support, Docker layer caching. SolidStart covers Fine-grained reactivity, Server actions, Single-flight mutations, Request deduplication.

Answered from the vendors’ own pages

Blacksmith: How much do Blacksmith runners cost compared to GitHub Actions?

Blacksmith offers 60-75% cost savings depending on OS. Ubuntu x64 costs $0.004/min vs GitHub at $0.012/min. All plans include 3,000 free minutes monthly.

Source
SolidStart: What is SolidJS and how does it differ from React?

SolidJS uses fine-grained reactivity and automatic dependency tracking instead of React's virtual DOM, resulting in smaller bundles and better performance.

Source
Blacksmith: Can I use Docker layer caching with Blacksmith?

Yes, Docker layer caching is available as an add-on at $0.50/GB/mo. Managed Docker layer persistence is included with the base service.

Source
SolidStart: How many deployment platforms does SolidStart support?

SolidStart supports over 20 deployment platforms including Cloudflare, Netlify, Vercel, Deno, AWS, and Azure through Vite plugins.

Source
Blacksmith: What is the SLA for Enterprise plans?

Enterprise Blacksmith plans include a 99.9% SLA guarantee along with 24/7 priority support, dedicated Slack channels, white-glove onboarding, and CI optimization support.

Source
SolidStart: Can I use TanStack Router with SolidStart?

Yes, SolidStart supports using either the official Solid Router or TanStack Router depending on project requirements.

Source
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