Comparison

Biome vs ESLint

Biome and ESLint both land on Worth it.

Biome

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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ESLint

Worth it

Confidence: Medium

Buy if your team writes JavaScript . ESLint is the free, default linter with a huge plugin ecosystem.

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Biome versus ESLint
Compare	Biome	ESLint
Verdict	Worth it	Worth it
Best for	JS/TS web teams	JavaScript/TypeScript dev teams
Who it's not for	ESLint power users with custom plugin stacks	Non-technical teams . nothing to lint
Privacy	No known CVEs against Biome core; one CVE hit a third-party MCP server, plus tracked npm audit warnings.¹²	No known public vulnerabilities found in the sources reviewed.¹⁶
Support quality	No support evidence found	Community OSS; no support data found
Public sentiment	Developers on Reddit and YouTube praise Biome's speed and all-in-one design while debating whether it fully replaces ESLint and Prettier.^⁵	Practitioner sources overwhelmingly treat ESLint as the default JavaScript linter across tutorials, CI setups, and production stacks.
Biggest gotcha	Adopting Biome reformats your entire codebase . expect one big review-busting diff.^⁷	Free, but real cost is engineer time: config, plugins, and major-version upgrade migrations.

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

Pick ESLint when

JavaScript/TypeScript dev teams
Open-source maintainers
CI/CD pipelines
Solo developers

When ESLint is not a fit

Non-technical teams . nothing to lint
No-code website builders
Teams shipping only non-JS languages
Buyers needing vendor SLAs or support contracts

Sources

Biome, toolchain of the web (official site)biomejs.dev
official
biomejs/biome on GitHubgithub.com
official
Who uses Biomebiomejs.dev
official
Biome adoption guide . LogRocketblog.logrocket.com
review
Biome is an awesome linter . Reddit r/reactjsreddit.com
review
[AskJS] How has your experience been with Biome.js? . Reddit r/javascriptreddit.com
review
Whats your take on Biome . Reddit r/nextjsreddit.com
review
Support alternative linters such as Biome . Next.js discussiongithub.com
review
I Will Never Use Prettier or ESLint Again . YouTubeyoutube.com
review
Biome tool docs . CodeRabbitdocs.coderabbit.ai
official
CVE-2026-3680: biome-mcp-server Command Injection RCE . SentinelOnesentinelone.com
security
CVE-2026-3680 Detail . NVDnvd.nist.gov
security
npm warns about 7 vulnerabilities in biome@latest . GitHub issuegithub.com
security
Biome Security Insights . LFX / Linux Foundationinsights.linuxfoundation.org
security
ESLint official siteeslint.org
official
ESLint security pageeslint.org
security