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cqc

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Check your code quality for js, jsx, vue, css, less, scss, sass and styl files.

Tutorials / Guides

  • cqc screenshot

7 Multi-Language Tools

autocorrect

A linter and formatter to help you to improve copywriting, correct spaces, words, punctuations between CJK (Chinese, Japanese, Korean).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • MaintainedlinterMaintainedformatter

Bearer

Sponsor

Open-Source static code analysis tool to discover, filter and prioritize security risks and vulnerabilities leading to sensitive data exposures (PII, PHI, PD). Highly configurable and easily extensible, built for security and engineering teams.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter

ESLint

An extensible linter for JS, following the ECMAScript standard.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter

Mega-Linter

Mega-Linter can handle any type of project thanks to its 70+ embedded Linters, its advanced reporting, runnable on any CI system or locally, with assisted installation and configuration, able to apply formatting and fixes

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter

Putout

Pluggable and configurable code transformer with built-in eslint, babel plugins support for js, jsx typescript, flow, markdown, yaml and json.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter

relint

A static file linter that allows you to write custom rules using regular expressions (RegEx).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter

Semgrep

Sponsor

A fast, open-source, static analysis tool for finding bugs and enforcing code standards at editor, commit, and CI time. Its rules look like the code you already write; no abstract syntax trees or regex wrestling. Supports 17+ languages.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter

Our Sponsors

This website is completely open source. To fund our work, we fully rely on sponsors. Thanks to them, we can keep the site free for everybody. Please check out their offers below.

  • DeepCode
  • Bearer
  • CodeScene
  • semgrep
  • Codiga
  • Offensive 360