Softwr

Developer Tools · head to head

ESLint vs Puppet

ESLint logo

ESLint

Developer Tools

Find and fix problems in JavaScript code

From
Free
Free plan
Yes
Full reviewWebsite
Puppet logo

Puppet

Cloud

Infrastructure automation for enterprises

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: ESLint slow performance on large codebases compared to newer tools like Oxlint and Biome; Puppet no pricing published for commercial tiers; requires contacting sales
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which ESLint and Puppet actually diverge.

Attributes where ESLint and Puppet differ
AttributeESLintPuppet
Pricing modelUnknownquote
PlatformsBrowser-based JavaScript, Node.js, Any JavaScript environmentLinux, Windows, Mac, Api
CategoryDeveloper ToolsCloud
Founded20192005

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 ESLint

Nothing recorded that Puppet does not also cover.

Only in Puppet

  • Manifests
  • Modules
  • Classes
  • Variables
  • Facts
  • Puppet Master
  • Hiera
  • Facter

What people use each for

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

ESLint

  • Statically analysing JavaScript and JSX to find problems before runtimenot Puppet
  • Automatically fixing issues with syntax-aware rewritesnot Puppet
  • Enforcing a consistent code style across a teamnot Puppet
  • Running as a CI step to block non-conforming codenot Puppet
  • Writing custom rules for project-specific conventionsnot Puppet

Puppet

  • Infrastructure automationnot ESLint
  • Configuration managementnot ESLint
  • DevOps at scalenot ESLint
  • Enterprise infrastructurenot ESLint

Where each one falls short

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

ESLint

  • Slow performance on large codebases compared to newer tools like Oxlint and Biome
  • Complexity in configuration from scratch, particularly for TypeScript support
  • Limited built-in TypeScript support, requiring separate parsers and coordination with new TypeScript features

Puppet

  • No pricing published for commercial tiers; requires contacting sales
  • Enterprise and Advanced tiers require custom quote
  • Free tier limited to 25 nodes maximum

Pricing, plan by plan

ESLint

Free

No published plan breakdown. See the ESLint review.

Puppet

Free
  • DeveloperFree
    • Up to 25 nodes
  • Core Commercial$null/custom
    • 25+ nodes
    • Vendor-backed SLAs
    • Training with Certified Engineers
  • Enterprise$null/custom
    • Web GUI
    • RBAC
    • Multi-environment support
  • Advanced$null/custom
    • AI-powered features
    • Advanced patching
    • Vulnerability remediation

Which should you pick?

Choose ESLint if

  • You want to start without paying.
  • You work on Browser-based JavaScript, Node.js, Any JavaScript environment.
ESLint review

Choose Puppet if

  • You need manifests.
  • You want to start without paying.
  • You work on Linux, Windows, Mac, Api.
  • You also want modules.
Puppet review

Questions people ask

Is ESLint or Puppet better?
Neither clearly leads. ESLint starts at Free and Puppet at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ESLint or Puppet?
ESLint starts at Free and Puppet at Free.
Does ESLint or Puppet run on more platforms?
ESLint runs on Browser-based JavaScript, Node.js, Any JavaScript environment. Puppet runs on Linux, Windows, Mac, Api.
Can I use ESLint for free?
Both have a free tier, so you can try either at no cost before committing.
What is ESLint best used for?
ESLint is most often used for statically analysing javascript and jsx to find problems before runtime, automatically fixing issues with syntax-aware rewrites, enforcing a consistent code style across a team, running as a ci step to block non-conforming code. Of those, statically analysing javascript and jsx to find problems before runtime and automatically fixing issues with syntax-aware rewrites are not what Puppet is typically brought in for.
What can ESLint do that Puppet cannot?
Puppet covers Manifests, Modules, Classes, Variables.

Answered from the vendors’ own pages

ESLint: Does ESLint automatically fix code issues?

Many problems ESLint finds can be automatically fixed via the --fix flag. ESLint fixes are syntax-aware so you won't experience errors introduced by traditional find-and-replace algorithms.

Source
Puppet: How much does Puppet cost?

Puppet's Developer tier is free for up to 25 nodes. Commercial, Enterprise, and Advanced tiers require contacting their sales team for a custom quote.

Source
ESLint: How much does ESLint cost?

ESLint is completely free and open-source software maintained by the OpenJS Foundation. The project accepts voluntary donations from sponsors.

Source
Puppet: Is there a free version of Puppet?

Yes, Puppet's Developer tier is free forever for up to 25 nodes of infrastructure.

Source
ESLint: Can I write custom ESLint rules?

Yes. You can develop custom rules that work alongside built-in functionality through ESLint's plugin system, allowing complete customization for your project needs.

Source
Puppet: What does the Enterprise tier include?

Puppet's Enterprise tier includes web GUI, RBAC, and multi-environment support for organizations managing infrastructure at scale, with pricing available upon request.

Source
Share

Related pages

More on ESLint

More on Puppet

Keep looking

Other head to heads