Comparison

ESLint vs Prettier

No clear leader: Prettier (80.9) and ESLint (76.0) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsMarkdownJSONGraphQLAll open, no key required.
ESLint76
Prettier81
Score
vioscaleAI score
ESLint76 / 100high · 78%
Prettier81 / 100high · 79%
Pricing
Free tier
ESLint
Prettier
Model
Prettiercommercial
Price level
ESLintfree
Prettierfree
Transparent
ESLint
Prettier
Integrations
Count
ESLint2
Prettier19
Adoption
Dependent repos
ESLint1,569,244
Prettier1,703,312
Github stars
ESLint27,496
Prettier52,242
Package downloads weekly
Prettier68,470,803
Activity
Commits last 30d
ESLint46
Prettier100
Release
Cadence days
ESLint13
Prettier3
History
ESLint20 items
Prettier20 items
License
Spdx
ESLintMIT
PrettierMIT
Language
Primary
PrettierJavaScript
Market
Availability
ESLint
Content
Faq
ESLint5 items
Prettier6 items

Capabilities

Feature-by-feature on the axes that matter for code quality tools. “-” means undocumented, not absent.

Core
Function
ESLintLinter + formatter
PrettierFormatter
Language scope
ESLintSingle-language
PrettierMulti-language
Implementation language
ESLintJavaScript
PrettierJavaScript
Capability
Autofix
ESLint
Prettier
Config
Config model
ESLintConfig file
PrettierConfig file
Extensibility
Custom rules
ESLint
Prettier
Deployment
Deployment
ESLintCLI-local
Prettier-
Delivery
Editor integration
ESLint
Prettier
CI / VCS gating
ESLint
Prettier
Insight
Code metrics
ESLint-
Prettier
Performance
Incremental / monorepo aware
ESLint-
Prettier
Licensing
Open-source
ESLintOSS
PrettierOSS
Commercial
Pricing model
ESLintFree
PrettierFree

What each one is

The product in its own terms, so the numbers below have context.

ESLint

An open-source linter and fixer for JavaScript and JSX that runs locally in editors and CI pipelines. It uses AST analysis to catch problems and can automatically fix many issues, with full support for custom rules and extensibility.

Independently observed

Prettier

An automatic formatting tool that parses code and reformats it according to opinionated style rules, adjusting wrapping based on line length constraints.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

ESLint

Open sourceFree tier

Free open source

  • Open SourceFree
    • Find issues in JavaScript code
    • Automatically fix problems
    • Custom parsers
    • Custom rules
    • Text editor integration
    • +1 more
as of verify ↗

Prettier

Open sourceFree tier

Free and open source

as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
CLI
ESLint
Prettier
Deployment
Self-hosted
ESLint
Prettier

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

ESLint

2 total
  • eslint-plugin-react
  • eslint-plugin-unicorn
Independently observed

Prettier

8 total
  • VS Code
  • WebStorm
  • Vim
  • Sublime Text
  • Emacs
  • Visual Studio
  • Nova
  • Neovim
Independently observed
Still deciding?

ESLint or Prettier: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.