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Head-to-head · Dart Flutter Static Analysis Tools

many_lints vs custom_lint

  • Updated Sep 2026
  • Both researched from official sources
  • 5 checks side by side
many_lints #5 in Dart Flutter Static Analysis Tools —/10 Free plan Free plan✓ 2 of 4 features Visit many_lints
custom_lint #8 in Dart Flutter Static Analysis Tools —/10 Free plan Free plan✓ 3 of 4 features Visit custom_lint

many_lints leads on 0 checks, custom_lint on 1, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Free planboth
  • Most featurescustom_lint · 3 of 4

Our editors rank many_lints at #5 and custom_lint at #8 for dart flutter static analysis tools; many_lints and custom_lint have no rubric score yet (facts researched, not yet scored), so the checks below decide.

custom_lint offers ci integration; many_lints doesn't publish it.

many_lints is the better fit for dart teams wanting many lint rules and quick fixes. custom_lint is the better fit for teams building and testing custom Dart lint rules.

  • many_lints fits best

    Dart teams wanting many lint rules and quick fixes

  • custom_lint fits best

    Teams building and testing custom Dart lint rules

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. It never changes our verdict. How we rank.

Side by side

Feature many_lints —/10 Visit ↗ custom_lint —/10 Visit ↗
At a glance
Editor score — —
Ranking #5 in Dart Flutter Static Analysis Tools #8 in Dart Flutter Static Analysis Tools
Best for Dart teams wanting many lint rules and quick fixes Teams building and testing custom Dart lint rules
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Self-hosted Self-hosted
Platforms Web, Windows, macOS, Linux, iOS, Android Windows, macOS, Linux
Integrations 2 integrations 1 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features many_lints 2/4 · custom_lint 3/4
Dart analysis ✓ ✓
Flutter analysis ✓ ✓
Security analysis Not published —
CI integration Not published ✓ (best)
Specs
Deployment Self-hosted Self-hosted
IDE support Multiple Multiple
Our review
Pros
  • Provides 261 custom Dart and Flutter lint rules and 106 quick fixes.
  • Offers presets plus individual rule enablement and overrides.
  • Integrates with dart analyze through Dart's analysis server plugin system.
  • Build, configure, and selectively enable custom lint rules.
  • Includes CLI analysis, rule tests, quick fixes, and assists.
  • Supports Flutter projects, plugin debugging, and hot reload.
Cons
  • All lint rules are disabled by default and must be enabled.
  • IDE integrations are described generally, without naming specific IDEs.
  • Focuses on Dart and Flutter analysis rather than broader language tooling.
  • No longer under active development; new lints are directed to analysis_server_plugin.
  • Focused on custom rules rather than a broad prebuilt ruleset.
  • Its listed IDE integration is Visual Studio Code.
Our verdict

many_lints is a free, open-source Dart analysis server plugin for developers working on Dart and Flutter projects. Its rule coverage includes widget practices, state management, async safety, code quality, and architecture, making it…

Read the review →

custom_lint is an open-source Dart package from Invertase for developers and teams that need to create and apply their own lint rules in Dart and Flutter projects. It supports custom rule development through custom_lint_builder, with a…

Read the review →
  1. many_lintsDart Flutter Static Analysis Tools —Free plan
  2. custom_lintDart Flutter Static Analysis Tools —Free plan

Strengths and trade-offs

  • many_lints — where it wins

    • Provides 261 custom Dart and Flutter lint rules and 106 quick fixes.
    • Offers presets plus individual rule enablement and overrides.
    • Integrates with dart analyze through Dart's analysis server plugin system.

    Where it doesn't

    • All lint rules are disabled by default and must be enabled.
    • IDE integrations are described generally, without naming specific IDEs.
    • Focuses on Dart and Flutter analysis rather than broader language tooling.

  • custom_lint — where it wins

    • Build, configure, and selectively enable custom lint rules.
    • Includes CLI analysis, rule tests, quick fixes, and assists.
    • Supports Flutter projects, plugin debugging, and hot reload.

    Where it doesn't

    • No longer under active development; new lints are directed to analysis_server_plugin.
    • Focused on custom rules rather than a broad prebuilt ruleset.
    • Its listed IDE integration is Visual Studio Code.

More comparisons

All dart flutter static analysis tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026