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Software · head to head

ESLint vs pnpm

ESLint logo

ESLint

Software

Find and fix problems in JavaScript code

From
Free
Rated
-
pnpm logo

pnpm

Software

Fast, disk space efficient package manager

From
Free
Rated
-

The short version

  • Each has a real cost: ESLint slow performance on large codebases compared to newer tools like Oxlint and Biome; pnpm smaller ecosystem and community compared to npm

Where they differ

Only the attributes on which ESLint and pnpm actually diverge.

Attributes where ESLint and pnpm differ
AttributeESLintpnpm
PlatformsBrowser-based JavaScript, Node.js, Any JavaScript environmentLinux, Windows, macOS
Founded20192017

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

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 pnpm
  • Automatically fixing issues with syntax-aware rewritesnot pnpm
  • Enforcing a consistent code style across a teamnot pnpm
  • Running as a CI step to block non-conforming codenot pnpm
  • Writing custom rules for project-specific conventionsnot pnpm

pnpm

No use cases recorded yet. See the pnpm review.

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

pnpm

  • Smaller ecosystem and community compared to npm
  • Symlink-based approach can cause issues in some Windows environments

Pricing, plan by plan

ESLint

Free

No published plan breakdown. See the ESLint review.

pnpm

Free

No published plan breakdown. See the pnpm review.

Which should you pick?

Choose ESLint if

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

Choose pnpm if

  • You want to start without paying.
  • You work on Linux, Windows, macOS.

Questions people ask

Is ESLint or pnpm better?
Neither clearly leads. ESLint starts at Free and pnpm at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ESLint or pnpm?
ESLint starts at Free and pnpm at Free.
Does ESLint or pnpm run on more platforms?
ESLint runs on Browser-based JavaScript, Node.js, Any JavaScript environment. pnpm runs on Linux, Windows, macOS.
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 pnpm is typically brought in for.

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
pnpm: Is pnpm free and open source?

Yes. pnpm is free and open source software developed for Node.js. Version 10 and 11 are currently available.

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
pnpm: How does pnpm save disk space?

pnpm uses a content-addressable store with hard linking and symlinks to avoid duplication. All files are saved in a single place on disk and hard-linked to individual projects, dramatically reducing storage requirements compared to npm.

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
pnpm: Is pnpm faster than npm?

Yes. pnpm performs installation in three stages: dependency resolution, directory structure calculation, and linking. Packages are fetched and linked as soon as possible, making it significantly faster than npm's sequential approach.

Source
pnpm: Does pnpm support monorepos?

Yes. pnpm has built-in support for monorepositories. You can create a workspace using pnpm-workspace.yaml to unite multiple projects in a single repository.

Source
pnpm: How does pnpm handle node_modules differently than npm?

pnpm uses symlinks to add only direct dependencies to node_modules root, preventing accidental access to undeclared dependencies. This encourages more explicit dependency management compared to npm's flattened node_modules structure.

Source

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