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Prettier vs Biome

Prettier and Biome both land on Worth it.

Prettier

prettier.io

Worth it
Confidence: High

If your team writes JavaScript/TypeScript and wants style debates gone, Prettier is the free de facto standard.

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Biome

biomejs.dev

Worth it
Confidence: Medium

JS/TS teams wanting one free, fast tool instead of ESLint plus Prettier should adopt it . Ant Design and Astro already do.

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Prettier versus Biome
ComparePrettierBiome
VerdictWorth itWorth it
Best forJS/TS teams tired of style debatesJS/TS web teams
Who it's not forSpeed-critical repos . Biome formats far fasterESLint power users with custom plugin stacks
PrivacyCore prettier package unaffected, but two ecosystem plugins (eslint-config-prettier, eslint-plugin-prettier) were compromised via npm in July 2025 (CVE-2025-54313); fixed versions shipped.11No known CVEs against Biome core; one CVE hit a third-party MCP server, plus tracked npm audit warnings.
Support qualityCommunity-maintained OSS; no support evidence found.No support evidence found
Public sentimentSentiment favors consistency and ending debates, with recurring complaints about speed, rigid style, and a minority switching to lighter tools.⁷Developers on Reddit and YouTube praise Biome's speed and all-in-one design while debating whether it fully replaces ESLint and Prettier.
Biggest gotchaCVE-2025-54313: eslint-config-prettier hijacked July 2025; only 10.1.6+ is safe . audit lockfiles.12Adopting Biome reformats your entire codebase . expect one big review-busting diff.

Pick Prettier when

  • JS/TS teams tired of style debates
  • Large codebases needing one enforced style
  • Mixed-language repos via plugins
  • VS Code users wanting format-on-save

When Prettier is not a fit

  • Speed-critical repos . Biome formats far faster
  • Teams folding formatting into ESLint stylistic rules
  • Devs wanting per-developer custom styles . it's opinionated by design
  • Teams still running compromised pre-10.1.6 plugin versions

Pick Biome when

  • JS/TS web teams
  • Teams consolidating ESLint + Prettier
  • Monorepos wanting fast checks
  • Projects wanting a single config file

When Biome is not a fit

  • ESLint power users with custom plugin stacks
  • Polyglot codebases beyond JavaScript/TypeScript
  • Enterprises needing vendor SLAs or paid support
  • Teams unwilling to reformat the whole codebase once

Sources

  1. Prettier · Opinionated Code Formatterprettier.io
    official
  2. prettier on npmnpmjs.com
    official
  3. Prettier Rationaleprettier.io
    official
  4. Prettier - Code formatter (VS Code)marketplace.visualstudio.com
    official
  5. Prettier for Enterprise (Tidelift)prettier.io
    official
  6. Why I don't use Prettierantfu.me
    review
  7. Those who stopped using prettier, why? (Reddit)reddit.com
    review
  8. I don't like prettier (Reddit)reddit.com
    review
  9. Prettier formatting differs across setups (Stack Overflow)stackoverflow.com
    review
  10. FormatOnSave takes a long time (GitHub issue)github.com
    review
  11. CVE-2025-54313 (NVD)nvd.nist.gov
    security
  12. eslint-config-prettier hijack, 10.1.6 safe (JFrog)research.jfrog.com
    security
  13. Companies that use Prettier (TheirStack)theirstack.com
    news
  14. Prettier begins paying maintainersprettier.io
    news
  15. Biome: toolchain of the webbiomejs.dev
    official
  16. biomejs/biome on GitHubgithub.com
    official