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Blacksmith vs NestJS

Blacksmith logo

Blacksmith

Developer Tools

2x faster GitHub Actions with 60% cost savings

From
Free
Free plan
Yes
Full reviewWebsite
NestJS logo

NestJS

Web Development

A progressive Node.js framework for efficient, reliable and scalable server-side apps

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Blacksmith per-minute pricing model requires estimating usage to predict costs; NestJS licensed under the MIT License per nestjs.com; the core framework has no paid tier, but the Enterprise support offering (architectural reviews, LTS, upgrade assistance) is sold by direct contact with no published rate
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Blacksmith and NestJS actually diverge.

Attributes where Blacksmith and NestJS differ
AttributeBlacksmithNestJS
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 NestJS

Nothing recorded that Blacksmith does not also cover.

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 NestJS
  • Accelerating CI build times for organizations with heavy CI loadnot NestJS
  • Reducing cloud spend on GitHub Actions by 60% or morenot NestJS
  • Supporting ARM architecture builds without GitHub runnersnot NestJS

NestJS

  • Building scalable Node.js applicationsnot Blacksmith
  • Microservices developmentnot Blacksmith
  • Backend API developmentnot 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

NestJS

  • Licensed under the MIT License per nestjs.com; the core framework has no paid tier, but the Enterprise support offering (architectural reviews, LTS, upgrade assistance) is sold by direct contact with no published rate
  • Built specifically on TypeScript and Node.js, per nestjs.com's own description, so it requires that runtime and cannot be adopted independently of the Node.js 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

NestJS

Free

No published plan breakdown. See the NestJS 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.
Blacksmith review

Choose NestJS if

  • You want to start without paying.
NestJS review

Questions people ask

Is Blacksmith or NestJS better?
Neither clearly leads. Blacksmith starts at Free and NestJS at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Blacksmith or NestJS?
Blacksmith starts at Free and NestJS at Free.
Does Blacksmith or NestJS run on more platforms?
Blacksmith runs on GitHub Actions, Linux, Windows, macOS. NestJS 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 NestJS is typically brought in for.
What can Blacksmith do that NestJS cannot?
Blacksmith covers Bare metal runners, Multiple OS support, ARM support, Docker layer caching.

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
NestJS: How much does NestJS cost?

NestJS is free and open-source software released under the MIT License. The core framework, documentation, and GitHub repository require no payment. Enterprise support, courses, and commercial tools pricing are not disclosed on the public website.

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
NestJS: What paid services does NestJS offer?

NestJS offers enterprise support (contact [email protected] for pricing), online courses through courses.nestjs.com (pricing not disclosed on main site), and commercial tools including Observe, Devtools, and Deploy/Mau (specific costs not published). Sponsorship opportunities at various tiers (Principal, Gold, Silver, Backer) are available but contribution amounts are not specified.

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
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