1.astral-sh / ruff
An extremely fast Python linter and code formatter, written in Rust.
- linter
- pep8
- python
- python3
- rust
- rustpython
- +5 more
+1,601 stars
from 48,818 · score 7.38
Trending repositories
Ranked by Attention Score: stars gained over the last 90 complete days
91 repositories by Attention Score · Aug 6, 2026 – Nov 3, 2026 (UTC)
2.oxc-project / oxc
⚓ A collection of high-performance JavaScript tools.
+1,192 stars
from 22,125 · score 7.08
3.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
+1,086 stars
from 15,345 · score 6.99
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
+683 stars
from 25,364 · score 6.53
5.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
+668 stars
from 8,957 · score 6.51
6.koalaman / shellcheck
ShellCheck, a static analysis tool for shell scripts
+545 stars
from 39,732 · score 6.30
7.golangci / golangci-lint
Fast linters runner for Go
+330 stars
from 19,166 · score 5.80
8.eslint / eslint
Find and fix problems in your JavaScript code.
- eslint
- javascript
- ecmascript
- static-code-analysis
- linter
+269 stars
from 27,335 · score 5.60
9.rvben / rumdl
Fast Markdown linter and formatter written in Rust
+241 stars
from 1,384 · score 5.49
10.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
+230 stars
from 13,382 · score 5.44
11.bufbuild / buf
The best way of working with Protocol Buffers.
+221 stars
from 11,293 · score 5.40
12.hadolint / hadolint
Dockerfile linter, validate inline bash, written in Haskell
- dockerfile
- linter
- shellcheck
- haskell
- dockerfile-linter
- docker
- +1 more
+199 stars
from 12,313 · score 5.30
13.sqlfluff / sqlfluff
A modular SQL linter and auto-formatter with support for multiple dialects and templated code.
- sql-linter
- pypi
- hacktoberfest
- sql
+198 stars
from 9,814 · score 5.29
14.carthage-software / mago
Mago is a toolchain for PHP that aims to provide a set of tools to help developers write better code.
+198 stars
from 3,345 · score 5.29
15.DavidAnson / markdownlint
A Node.js style checker and lint tool for Markdown/CommonMark files.
+182 stars
from 6,230 · score 5.21
16.typescript-eslint / typescript-eslint
:sparkles: Monorepo for all the tooling which enables ESLint to support TypeScript
- typescript
- eslint
- eslint-plugin
- tslint
- eslintplugin
- plugin
+158 stars
from 16,304 · score 5.07
17.realm / SwiftLint
A tool to enforce Swift style and conventions.
- linter
- linting
- swift
- static-analysis
- code-quality
- hacktoberfest
+141 stars
from 19,637 · score 4.96
18.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
+132 stars
from 10,514 · score 4.89
19.alibaba / p3c
Alibaba Java Coding Guidelines pmd implements and IDE plugin
+128 stars
from 30,728 · score 4.86
20.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.
+99 stars
from 368 · score 4.61
21.detekt / detekt
Static code analysis for Kotlin
- static
- analysis
- kotlin
- codesmells
- linter
- gradle-plugin
- +4 more
+96 stars
from 7,010 · score 4.57
22.dominikh / go-tools
Staticcheck - The advanced Go linter
- linters
- static-analysis
- linter
- staticcheck
- sponsor
+95 stars
from 6,826 · score 4.56
23.sindresorhus / eslint-plugin-unicorn
More than 300 powerful ESLint rules
- unicorns
- eslint-rules
- eslint-plugin
- eslint
- eslint-config
- linting-rules
- +3 more
+95 stars
from 5,191 · score 4.56
24.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
+86 stars
from 3,162 · score 4.47
25.standard / standard
🌟 JavaScript Style Guide, with linter & automatic code fixer
- eslint
- javascript
- linter
- style-guide
- static-code-analysis
- development
- +4 more
+74 stars
from 29,352 · score 4.32
26.pmd / pmd
An extensible multilanguage static code analyzer.
- code-analysis
- code-quality
- static-analysis
- static-code-analysis
- linter
- java
- +4 more
+74 stars
from 5,451 · score 4.32
27.wemake-services / wemake-python-styleguide
The strictest and most opinionated python linter ever!
- python
- python3
- flake8
- flake8-plugin
- styleguide
- wemake-services
- +4 more
+66 stars
from 2,876 · score 4.20
28.stylelint / stylelint
A mighty CSS linter that helps you avoid errors and enforce conventions.
+61 stars
from 11,478 · score 4.13
29.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
+54 stars
from 3,878 · score 4.01
30.sindresorhus / awesome-lint
Linter for Awesome lists
+52 stars
from 808 · score 3.97
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
+51 stars
from 5,696 · score 3.95
32.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
+48 stars
from 12,868 · score 3.89
33.huacnlee / autocorrect
A linter and formatter to help you to improve copywriting, correct spaces, words, and punctuations between CJK (Chinese, Japanese, Korean).
+47 stars
from 1,612 · score 3.87
34.Scony / godot-gdscript-toolkit
Independent set of GDScript tools - parser, linter, formatter, and more
+42 stars
from 1,580 · score 3.76
+38 stars
from 798 · score 3.66
36.DavidAnson / vscode-markdownlint
Markdown linting and style checking for Visual Studio Code
+37 stars
from 1,262 · score 3.64
37.oppiliappan / statix
lints and suggestions for the nix programming language
+37 stars
from 926 · score 3.64
38.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
+35 stars
from 5,194 · score 3.58
39.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
+35 stars
from 1,533 · score 3.58
40.revive-lint / revive
🔥 Fast, strict, configurable, extensible, and beautiful linter for Go
- go
- golang
- linter
- static-analysis
- golint
- static-code-analysis
- +1 more
+34 stars
from 5,527 · score 3.56
41.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
+32 stars
from 3,800 · score 3.50
42.dotenv-linter / dotenv-linter
⚡️Lightning-fast linter for .env files. Written in Rust 🦀
+32 stars
from 2,082 · score 3.50
43.nunomaduro / phpinsights
🔰 Instant PHP quality checks from your console
- php
- static
- analytics
- code
- quality
- style
- +7 more
+30 stars
from 5,617 · score 3.43
+30 stars
from 1,830 · score 3.43
45.htmlhint / HTMLHint
⚙️ The static code analysis tool you need for your HTML
- htmlhint
- html
- hint
- code-quality
- code-analysis
- analysis
- +1 more
+28 stars
from 3,287 · score 3.37
46.aws-cloudformation / cfn-lint
CloudFormation Linter
+26 stars
from 2,620 · score 3.30
47.jshint / jshint
JSHint is a tool that helps to detect errors and potential problems in your JavaScript code
+24 stars
from 9,055 · score 3.22
48.DotNetAnalyzers / StyleCopAnalyzers
An implementation of StyleCop rules using the .NET Compiler Platform
- csharp
- linting
+23 stars
from 2,843 · score 3.18
49.jsx-eslint / eslint-plugin-react
React-specific linting rules for ESLint
+22 stars
from 9,270 · score 3.14
50.go-critic / go-critic
The most opinionated Go source code linter for code audit.
- linter
- golang
- go
- style-checker
- conventions
- idiomatic-go
- +4 more
+22 stars
from 2,057 · score 3.14
51.xojs / xo
❤️ JavaScript/TypeScript linter (ESLint wrapper) with great defaults
+21 stars
from 7,974 · score 3.09
52.clj-kondo / clj-kondo
Static analyzer and linter for Clojure code that sparks joy
- clojure
- clojurescript
- linter
- static-analysis
- graalvm
- graalvm-native-image
+21 stars
from 1,844 · score 3.09
53.carlosas / phpat
✔️ PHP Architecture Tester - Easy architecture testing for PHP
- php
- static-analysis
- testing
- architecture
- linter
- phpstan-extension
+21 stars
from 1,269 · score 3.09
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
+19 stars
from 10,745 · score 3.00
+19 stars
from 2,064 · score 3.00
+19 stars
from 1,083 · score 3.00
57.PHPCompatibility / PHPCompatibility
PHP Compatibility check for PHP_CodeSniffer
- php
- php-codesniffer
- phpcs
- php-versions
- ruleset
- phpcompatibility-standard
- +6 more
+17 stars
from 2,294 · score 2.89
58.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
+16 stars
from 19,099 · score 2.83
59.standardrb / standard
Ruby's bikeshed-proof linter and formatter 🚲
+15 stars
from 2,912 · score 2.77
+14 stars
from 2,518 · score 2.71
+14 stars
from 2,038 · score 2.71
62.troessner / reek
Code smell detector for Ruby
- smell
- ruby
- smell-warnings
- smell-detector
- static-analysis
- linters
- +2 more
+13 stars
from 4,125 · score 2.64
+12 stars
from 1,288 · score 2.56
64.crystal-ameba / ameba
A static code analysis tool for Crystal
- crystal
- linter
- ameba
- code-analysis
- static-analysis
- formatter
- +1 more
+11 stars
from 561 · score 2.48
65.CSSLint / csslint
Automated linting of Cascading Stylesheets
+10 stars
from 4,799 · score 2.40
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
+9 stars
from 13,272 · score 2.30
67.jarulraj / sqlcheck
Automatically identify anti-patterns in SQL queries
+8 stars
from 2,513 · score 2.20
68.joe-re / sql-language-server
SQL Language Server
+8 stars
from 770 · score 2.20
+7 stars
from 3,669 · score 2.08
70.jslint-org / jslint
JSLint, The JavaScript Code Quality and Coverage Tool
- jslint
- javascript
- coverage-report
- zero-dependency
- zero-config
+7 stars
from 3,649 · score 2.08
71.sylvainhalle / textidote
Spelling, grammar and style checking on LaTeX documents
+7 stars
from 1,052 · score 2.08
+6 stars
from 4,155 · score 1.95
73.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
+6 stars
from 3,118 · score 1.95
74.stelligent / cfn_nag
Linting tool for CloudFormation templates
- continuous-testing
- unit-testing
- cloudformation
- aws
- devops
- iam-rules
- +14 more
+6 stars
from 1,306 · score 1.95
75.prospector-dev / prospector
Inspects Python source files and provides information about type and location of classes, methods etc
- hactoberfest
- linter
- linters-config
- statistical-analysis
+5 stars
from 2,077 · score 1.79
76.DamirSvrtan / fasterer
:zap: Don't make your Rubies go fast. Make them go fasterer ™. :zap:
+5 stars
from 1,821 · score 1.79
77.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
+5 stars
from 873 · score 1.79
78.Heydon / REVENGE.CSS
A CSS bookmarklet that puts pink error boxes (with messages in comic sans) everywhere you write bad HTML.
+5 stars
from 871 · score 1.79
79.lirantal / lockfile-lint
Lint an npm or yarn lockfile to analyze and detect security issues
+5 stars
from 865 · score 1.79
80.rome / toolsArchived
Unified developer tools for JavaScript, TypeScript, and the web
+4 stars
from 23,345 · score 1.61
81.rubocop / rubocop-performance
An extension of RuboCop focused on code performance checks.
- ruby
- rubocop
- linter
- static-code-analysis
- code-formatter
- hacktoberfest
+4 stars
from 739 · score 1.61
+3 stars
from 1,063 · score 1.39
83.rubocop / rubocop-rspec
Code style checking for RSpec files.
- ruby
- rubocop
- lint
- testing
- static-analysis
- rspec
+3 stars
from 857 · score 1.39
84.sleekbyte / tailor
Cross-platform static analyzer and linter for Swift.
- swift
- linter
- static-analyzer
- apple
+2 stars
from 1,405 · score 1.10
85.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
+2 stars
from 982 · score 1.10
86.get-woke / woke
Detect non-inclusive language in your source code.
- inclusive
- inclusive-language
- linter
- golang
- static-analysis
- ci
- +9 more
+2 stars
from 515 · score 1.10
87.apollographql / eslint-plugin-graphql
:vertical_traffic_light: Check your GraphQL query strings against a schema.
+1 stars
from 1,215 · score 0.69
88.remarkjs / remark-lint
plugins to check (lint) markdown code style
- remark
- remark-lint
- markdown
- lint
- check
- style-linter
- +2 more
+1 stars
from 1,038 · score 0.69
89.povils / phpmnd
PHP Magic Number Detector
- php
- cli
- automation
- static-analysis
- magic-numbers
- clean-code
- +3 more
+1 stars
from 584 · score 0.69
+1 stars
from 573 · score 0.69
+1 stars
from 434 · score 0.69