Comparison

Prettier vs Biome

Prettier and Biome both land on Worth it.

Prettier

Worth it

Confidence: High

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

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.

Prettier versus Biome
Compare	Prettier	Biome
Verdict	Worth it	Worth it
Best for	JS/TS teams tired of style debates	JS/TS web teams
Who it's not for	Speed-critical repos . Biome formats far faster	ESLint power users with custom plugin stacks
Privacy	Core 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.¹¹	No known CVEs against Biome core; one CVE hit a third-party MCP server, plus tracked npm audit warnings.
Support quality	Community-maintained OSS; no support evidence found.	No support evidence found
Public sentiment	Sentiment favors consistency and ending debates, with recurring complaints about speed, rigid style, and a minority switching to lighter tools.^⁷	Developers on Reddit and YouTube praise Biome's speed and all-in-one design while debating whether it fully replaces ESLint and Prettier.
Biggest gotcha	CVE-2025-54313: eslint-config-prettier hijacked July 2025; only 10.1.6+ is safe . audit lockfiles.¹²	Adopting Biome reformats your entire codebase . expect one big review-busting diff.