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Head-to-head · Dart Flutter Static Analysis Tools

Codacy vs custom_lint

  • Updated Sep 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Codacy #2 in Dart Flutter Static Analysis Tools 7.0/10 Free plan · paid from $18/user/mo (annual) · 14-day trial Free plan✓ 1 of 4 features Visit Codacy
custom_lint #8 in Dart Flutter Static Analysis Tools —/10 Free plan Free plan✓ 3 of 4 features Visit custom_lint

Codacy leads on 1 check, custom_lint on 3, and 1 is 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

  • Highest scoreCodacy · 7.0/10
  • Free planboth
  • Most featurescustom_lint · 3 of 4

Our editors rank Codacy at #2 and custom_lint at #8 for dart flutter static analysis tools; custom_lint has no rubric score yet (facts researched, not yet scored), so the checks below decide.

custom_lint offers dart analysis; Codacy doesn't publish it. custom_lint offers flutter analysis; Codacy doesn't publish it. Codacy offers security analysis; custom_lint doesn't. custom_lint offers ci integration; Codacy doesn't publish it.

Codacy is the better fit for teams seeking hosted, multi-language code analysis. custom_lint is the better fit for teams building and testing custom Dart lint rules.

  • Codacy fits best

    Teams seeking hosted, multi-language code analysis

  • 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 Codacy 7.0/10 Visit ↗ custom_lint —/10 Visit ↗
At a glance
Editor score 7.0 —
Ranking #2 in Dart Flutter Static Analysis Tools #8 in Dart Flutter Static Analysis Tools
Best for Teams seeking hosted, multi-language code analysis Teams building and testing custom Dart lint rules
Pricing model Free plan + paid Free
Starting price $18/user/mo Not published
Free plan ✓ ✓
Free trial — —
Deployment Cloud Self-hosted
Platforms Web Windows, macOS, Linux
Integrations 5 integrations 1 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Codacy 1/4 · custom_lint 3/4
Dart analysis Not published ✓ (best)
Flutter analysis Not published ✓ (best)
Security analysis ✓ (best) —
CI integration Not published ✓ (best)
Specs
Deployment Not published Self-hosted
IDE support Not published Multiple
Our review
Pros
  • Free Developer plan includes IDE plugins and security and quality scans.
  • Analyzes Dart alongside a broad range of languages and tools.
  • Team adds pull-request merge gates, coverage reports, Jira, and Slack.
  • 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
  • Cloud-only deployment may not suit teams requiring self-hosting.
  • Team costs $18 per user monthly with annual billing, or $21 monthly.
  • Flutter-specific analysis depth is not established by the listed features.
  • 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

Codacy brings code quality, security, coverage, and coding-policy checks into a hosted service for individual developers and engineering teams. It analyzes Dart among more than 40 supported languages and tools, making it relevant to…

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. CodacyDart Flutter Static Analysis Tools 7.0Free plan · paid from $18/user/mo (annual) · 14-day trial
  2. custom_lintDart Flutter Static Analysis Tools —Free plan

Strengths and trade-offs

  • Codacy — where it wins

    • Free Developer plan includes IDE plugins and security and quality scans.
    • Analyzes Dart alongside a broad range of languages and tools.
    • Team adds pull-request merge gates, coverage reports, Jira, and Slack.

    Where it doesn't

    • Cloud-only deployment may not suit teams requiring self-hosting.
    • Team costs $18 per user monthly with annual billing, or $21 monthly.
    • Flutter-specific analysis depth is not established by the listed features.

  • 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.
  • Codacy7.0/10 · Free plan · paid from $18/user/mo (annual) · 14-day trial

    A hosted analysis suite with Dart support, pull-request checks, and a free plan.

    Visit CodacyFull verdict →
  • custom_lint—/10 · Free plan

    A free, open-source toolkit for authoring and testing custom Dart lints, but no longer actively developed.

    Visit custom_lintFull verdict →

More comparisons

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

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026