1.astral-sh / ruff
An extremely fast Python linter and code formatter, written in Rust.
- linter
- pep8
- python
- python3
- rust
- rustpython
- +5 more
+3,404 stars
from 47,015 · score 8.13
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
92 repositories by Attention Score · May 8, 2026 – Nov 3, 2026 (UTC)
2.ast-grep / ast-grep
⚡A CLI tool for code structural search, lint and rewriting. Written in Rust
- codemod
- linter
- ast
- babel
- command-line
- command-line-tool
- +9 more
+2,800 stars
from 13,631 · score 7.94
3.oxc-project / oxc
⚓ A collection of high-performance JavaScript tools.
+2,475 stars
from 20,842 · score 7.81
4.biomejs / biome
A toolchain for web projects, aimed to provide functionalities to maintain them. Biome offers formatter and linter, usable via CLI and LSP.
- css
- formatter
- javascript
- jsx
- linter
- static-code-analysis
- +3 more
+1,768 stars
from 24,279 · score 7.48
5.koalaman / shellcheck
ShellCheck, a static analysis tool for shell scripts
+1,071 stars
from 39,206 · score 6.98
6.checkstyle / checkstyle
Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. By default it supports the Google Java Style Guide and Sun Code Conventions, but is highly configurable. It can be invoked with an ANT task and a command line program.
- java
- static-code-analysis
- command-line-tool
- static-analysis
- code-quality
- hacktoberfest
+760 stars
from 8,865 · score 6.63
7.golangci / golangci-lint
Fast linters runner for Go
+713 stars
from 18,783 · score 6.57
8.eslint / eslint
Find and fix problems in your JavaScript code.
- eslint
- javascript
- ecmascript
- static-code-analysis
- linter
+609 stars
from 26,995 · score 6.41
9.rust-lang / rust-clippy
A bunch of lints to catch common mistakes and improve your Rust code. Book: https://doc.rust-lang.org/clippy/
- rust
- lint
+580 stars
from 13,032 · score 6.36
10.rvben / rumdl
Fast Markdown linter and formatter written in Rust
+538 stars
from 1,087 · score 6.29
11.carthage-software / mago
Mago is a toolchain for PHP that aims to provide a set of tools to help developers write better code.
+503 stars
from 3,040 · score 6.22
12.bufbuild / buf
The best way of working with Protocol Buffers.
+471 stars
from 11,043 · score 6.16
13.hadolint / hadolint
Dockerfile linter, validate inline bash, written in Haskell
- dockerfile
- linter
- shellcheck
- haskell
- dockerfile-linter
- docker
- +1 more
+449 stars
from 12,063 · score 6.11
14.DavidAnson / markdownlint
A Node.js style checker and lint tool for Markdown/CommonMark files.
+405 stars
from 6,007 · score 6.01
15.sqlfluff / sqlfluff
A modular SQL linter and auto-formatter with support for multiple dialects and templated code.
- sql-linter
- pypi
- hacktoberfest
- sql
+383 stars
from 9,629 · score 5.95
16.typescript-eslint / typescript-eslint
:sparkles: Monorepo for all the tooling which enables ESLint to support TypeScript
- typescript
- eslint
- eslint-plugin
- tslint
- eslintplugin
- plugin
+326 stars
from 16,136 · score 5.79
17.realm / SwiftLint
A tool to enforce Swift style and conventions.
- linter
- linting
- swift
- static-analysis
- code-quality
- hacktoberfest
+321 stars
from 19,457 · score 5.77
18.sindresorhus / eslint-plugin-unicorn
More than 300 powerful ESLint rules
- unicorns
- eslint-rules
- eslint-plugin
- eslint
- eslint-config
- linting-rules
- +3 more
+318 stars
from 4,968 · score 5.77
19.super-linter / super-linter
Combination of multiple linters to run as a GitHub Action or standalone
- linter
- actions
- ci
- quality-check
- code-quality
- code-quality-analyzer
- +1 more
+271 stars
from 10,375 · score 5.61
20.alibaba / p3c
Alibaba Java Coding Guidelines pmd implements and IDE plugin
+243 stars
from 30,613 · score 5.50
21.agent-sh / agnix
The missing linter and lsp for AI coding assistants. Validate CLAUDE.md, AGENTS.md, SKILL.md, hooks, MCP. Plugin for all major IDEs included, with autofixes.
+239 stars
from 228 · score 5.48
22.detekt / detekt
Static code analysis for Kotlin
- static
- analysis
- kotlin
- codesmells
- linter
- gradle-plugin
- +4 more
+204 stars
from 6,902 · score 5.32
23.stoplightio / spectral
A flexible JSON/YAML linter for creating automated style guides, with baked in support for OpenAPI (v3.1, v3.0, and v2.0), Arazzo v1.0, as well as AsyncAPI v2.x.
- json-schema
- jsonpath
- openapi
- openapi3
- oasv3
- oas
- +10 more
+175 stars
from 3,073 · score 5.17
24.dominikh / go-tools
Staticcheck - The advanced Go linter
- linters
- static-analysis
- linter
- staticcheck
- sponsor
+171 stars
from 6,750 · score 5.15
25.pmd / pmd
An extensible multilanguage static code analyzer.
- code-analysis
- code-quality
- static-analysis
- static-code-analysis
- linter
- java
- +4 more
+158 stars
from 5,367 · score 5.07
26.standard / standard
🌟 JavaScript Style Guide, with linter & automatic code fixer
- eslint
- javascript
- linter
- style-guide
- static-code-analysis
- development
- +4 more
+138 stars
from 29,288 · score 4.93
27.stylelint / stylelint
A mighty CSS linter that helps you avoid errors and enforce conventions.
+135 stars
from 11,404 · score 4.91
28.wemake-services / wemake-python-styleguide
The strictest and most opinionated python linter ever!
- python
- python3
- flake8
- flake8-plugin
- styleguide
- wemake-services
- +4 more
+117 stars
from 2,825 · score 4.77
29.rubocop / rubocop
A Ruby static code analyzer and formatter, based on the community Ruby style guide.
- ruby
- rubocop
- linter
- static-code-analysis
- code-formatter
- hacktoberfest
+110 stars
from 12,806 · score 4.71
30.Scony / godot-gdscript-toolkit
Independent set of GDScript tools - parser, linter, formatter, and more
+108 stars
from 1,514 · score 4.69
31.pylint-dev / pylint
It's not just a linter that annoys you!
- static-analysis
- linter
- static-code-analysis
- code-quality
- pep8
- closember
- +1 more
+107 stars
from 5,640 · score 4.68
32.sindresorhus / awesome-lint
Linter for Awesome lists
+105 stars
from 755 · score 4.66
33.huacnlee / autocorrect
A linter and formatter to help you to improve copywriting, correct spaces, words, and punctuations between CJK (Chinese, Japanese, Korean).
+90 stars
from 1,569 · score 4.51
34.DavidAnson / vscode-markdownlint
Markdown linting and style checking for Visual Studio Code
+90 stars
from 1,209 · score 4.51
35.ansible / ansible-lint
ansible-lint checks playbooks for practices and behavior that could potentially be improved and can fix some of the most common ones for you
- ansible
- ansible-lint
- pre-commit-hook
- hacktoberfest
- dot-config
- pep-621
- +1 more
+89 stars
from 3,843 · score 4.50
36.oppiliappan / statix
lints and suggestions for the nix programming language
+86 stars
from 877 · score 4.47
37.revive-lint / revive
🔥 Fast, strict, configurable, extensible, and beautiful linter for Go
- go
- golang
- linter
- static-analysis
- golint
- static-code-analysis
- +1 more
+83 stars
from 5,478 · score 4.43
38.PyCQA / flake8
flake8 is a python tool that glues together pycodestyle, pyflakes, mccabe, and third-party plugins to check the style and quality of some python code.
- python
- python3
- static-analysis
- static-code-analysis
- linter
- linter-flake8
- +6 more
+75 stars
from 3,757 · score 4.33
+75 stars
from 761 · score 4.33
40.rrrene / credo
A static code analysis tool for the Elixir language with a focus on code consistency and teaching.
- elixir
- code-analysis
- static-analysis
- linter
- credo
+74 stars
from 5,155 · score 4.32
41.PHPCSStandards / PHP_CodeSniffer
PHP_CodeSniffer tokenizes PHP files and detects violations of a defined set of coding standards.
- automation
- cli
- coding-standards
- php
- phpcbf
- phpcs
- +5 more
+73 stars
from 1,495 · score 4.30
42.nunomaduro / phpinsights
🔰 Instant PHP quality checks from your console
- php
- static
- analytics
- code
- quality
- style
- +7 more
+72 stars
from 5,575 · score 4.29
+65 stars
from 2,467 · score 4.19
44.jsx-eslint / eslint-plugin-react
React-specific linting rules for ESLint
+63 stars
from 9,229 · score 4.16
45.xojs / xo
❤️ JavaScript/TypeScript linter (ESLint wrapper) with great defaults
+60 stars
from 7,935 · score 4.11
46.dotenv-linter / dotenv-linter
⚡️Lightning-fast linter for .env files. Written in Rust 🦀
+60 stars
from 2,054 · score 4.11
+59 stars
from 1,801 · score 4.09
48.htmlhint / HTMLHint
⚙️ The static code analysis tool you need for your HTML
- htmlhint
- html
- hint
- code-quality
- code-analysis
- analysis
- +1 more
+54 stars
from 3,261 · score 4.01
+54 stars
from 2,029 · score 4.01
50.aws-cloudformation / cfn-lint
CloudFormation Linter
+52 stars
from 2,594 · score 3.97
+52 stars
from 1,050 · score 3.97
52.go-critic / go-critic
The most opinionated Go source code linter for code audit.
- linter
- golang
- go
- style-checker
- conventions
- idiomatic-go
- +4 more
+48 stars
from 2,031 · score 3.89
53.you-dont-need / You-Dont-Need-Lodash-Underscore
List of JavaScript methods which you can use natively + ESLint Plugin
- lodash
- underscore
- javascript
- javascript-methods
- utilities
- eslint-plugin
- +7 more
+47 stars
from 19,068 · score 3.87
54.squizlabs / PHP_CodeSniffer
PHP_CodeSniffer tokenizes PHP files and detects violations of a defined set of coding standards.
- php
- coding-standards
- automation
- cli
- qa
- static-analysis
+43 stars
from 10,721 · score 3.78
55.DotNetAnalyzers / StyleCopAnalyzers
An implementation of StyleCop rules using the .NET Compiler Platform
- csharp
- linting
+41 stars
from 2,825 · score 3.74
56.carlosas / phpat
✔️ PHP Architecture Tester - Easy architecture testing for PHP
- php
- static-analysis
- testing
- architecture
- linter
- phpstan-extension
+41 stars
from 1,249 · score 3.74
57.jshint / jshint
JSHint is a tool that helps to detect errors and potential problems in your JavaScript code
+40 stars
from 9,039 · score 3.71
58.standardrb / standard
Ruby's bikeshed-proof linter and formatter 🚲
+40 stars
from 2,887 · score 3.71
59.clj-kondo / clj-kondo
Static analyzer and linter for Clojure code that sparks joy
- clojure
- clojurescript
- linter
- static-analysis
- graalvm
- graalvm-native-image
+40 stars
from 1,825 · score 3.71
+34 stars
from 1,266 · score 3.56
61.PHPCompatibility / PHPCompatibility
PHP Compatibility check for PHP_CodeSniffer
- php
- php-codesniffer
- phpcs
- php-versions
- ruleset
- phpcompatibility-standard
- +6 more
+33 stars
from 2,278 · score 3.53
+33 stars
from 2,019 · score 3.53
63.troessner / reek
Code smell detector for Ruby
- smell
- ruby
- smell-warnings
- smell-detector
- static-analysis
- linters
- +2 more
+23 stars
from 4,115 · score 3.18
64.sylvainhalle / textidote
Spelling, grammar and style checking on LaTeX documents
+21 stars
from 1,038 · score 3.09
65.rome / toolsArchived
Unified developer tools for JavaScript, TypeScript, and the web
+20 stars
from 23,329 · score 3.04
66.you-dont-need / You-Dont-Need-Momentjs
List of functions which you can use to replace moment.js + ESLint Plugin
- moment-js
- date-fns
- tree-shaking
- esmodules
- pure-function
- bundle-size
- +1 more
+19 stars
from 13,262 · score 3.00
67.CSSLint / csslint
Automated linting of Cascading Stylesheets
+19 stars
from 4,790 · score 3.00
68.prospector-dev / prospector
Inspects Python source files and provides information about type and location of classes, methods etc
- hactoberfest
- linter
- linters-config
- statistical-analysis
+19 stars
from 2,063 · score 3.00
69.rubocop / rubocop-rails
A RuboCop extension focused on enforcing Rails best practices and coding conventions.
- ruby
- rubocop
- linter
- static-code-analysis
- code-formatter
- rails
- +1 more
+19 stars
from 859 · score 3.00
70.rubocop / rubocop-rspec
Code style checking for RSpec files.
- ruby
- rubocop
- lint
- testing
- static-analysis
- rspec
+19 stars
from 841 · score 3.00
71.crystal-ameba / ameba
A static code analysis tool for Crystal
- crystal
- linter
- ameba
- code-analysis
- static-analysis
- formatter
- +1 more
+19 stars
from 553 · score 3.00
72.lirantal / lockfile-lint
Lint an npm or yarn lockfile to analyze and detect security issues
+17 stars
from 853 · score 2.89
73.rubocop / rubocop-performance
An extension of RuboCop focused on code performance checks.
- ruby
- rubocop
- linter
- static-code-analysis
- code-formatter
- hacktoberfest
+17 stars
from 726 · score 2.89
74.remarkjs / remark-lint
plugins to check (lint) markdown code style
- remark
- remark-lint
- markdown
- lint
- check
- style-linter
- +2 more
+15 stars
from 1,024 · score 2.77
+14 stars
from 3,662 · score 2.71
76.stelligent / cfn_nag
Linting tool for CloudFormation templates
- continuous-testing
- unit-testing
- cloudformation
- aws
- devops
- iam-rules
- +14 more
+13 stars
from 1,299 · score 2.64
77.roblaszczak / go-cleanarch
Clean architecture validator for go, like a The Dependency Rule and interaction between packages in your Go projects.
- golang
- go
- clean-architecture
- uncle-bob
- architecture
+13 stars
from 971 · score 2.64
78.qax-os / goreporter
A Golang tool that does static analysis, unit testing, code review and generate code quality report.
- codereview
- reporter
- golang
- golang-tools
- test
- staticcheck
- +6 more
+11 stars
from 3,113 · score 2.48
79.joe-re / sql-language-server
SQL Language Server
+11 stars
from 767 · score 2.48
80.jslint-org / jslint
JSLint, The JavaScript Code Quality and Coverage Tool
- jslint
- javascript
- coverage-report
- zero-dependency
- zero-config
+10 stars
from 3,646 · score 2.40
+8 stars
from 4,153 · score 2.20
82.DamirSvrtan / fasterer
:zap: Don't make your Rubies go fast. Make them go fasterer ™. :zap:
+8 stars
from 1,818 · score 2.20
83.Heydon / REVENGE.CSS
A CSS bookmarklet that puts pink error boxes (with messages in comic sans) everywhere you write bad HTML.
+7 stars
from 869 · score 2.08
+5 stars
from 1,061 · score 1.79
85.get-woke / woke
Detect non-inclusive language in your source code.
- inclusive
- inclusive-language
- linter
- golang
- static-analysis
- ci
- +9 more
+5 stars
from 512 · score 1.79
86.sleekbyte / tailor
Cross-platform static analyzer and linter for Swift.
- swift
- linter
- static-analyzer
- apple
+4 stars
from 1,403 · score 1.61
87.povils / phpmnd
PHP Magic Number Detector
- php
- cli
- automation
- static-analysis
- magic-numbers
- clean-code
- +3 more
+4 stars
from 581 · score 1.61
88.apollographql / eslint-plugin-graphql
:vertical_traffic_light: Check your GraphQL query strings against a schema.
+3 stars
from 1,213 · score 1.39
+3 stars
from 1,111 · score 1.39
+1 stars
from 1,082 · score 0.69
91.jfmengels / eslint-plugin-fp
ESLint rules for functional programming
+1 stars
from 965 · score 0.69
92.macbre / analyze-css
CSS selectors complexity and performance analyzer
+1 stars
from 695 · score 0.69