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Code quality

Automate your code review with style, quality, security, and test‑coverage checks when you need them most. Code quality is intended to keep complexity down and runtime up.

Here are 1,004 public repositories matching this topic...

realm / SwiftLint

A tool to enforce Swift style and conventions.

swift linting linter static-analysis code-quality hacktoberfest

Updated Aug 4, 2025
Swift

facebook / infer

A static analyzer for Java, C, C++, and Objective-C

c java objective-c cpp static-code-analysis static-analysis code-quality

Updated Aug 5, 2025
OCaml

static-analysis

analysis-tools-dev / static-analysis

⚙️ A curated list of static analysis (SAST) tools and linters for all programming languages, config files, build tools, and more. The focus is on tools which improve code quality.

analysis static-code-analysis linter static-analysis awesome-list code-quality static-analyzers hacktoberfest sast

Updated Aug 1, 2025
Rust

Modern-CPP-Programming

federico-busato / Modern-CPP-Programming

Modern C++ Programming Course (C++03/11/14/17/20/23/26)

debugging template c-plus-plus programming course cpp optimization cpp14 cpp11 courses compilers cpp17 code-quality cpp20 cpp03 cpp-programming cpp23 cpp26

Updated Jul 24, 2025
HTML

awesome-guidelines

Kristories / awesome-guidelines

A curated list of high quality coding style conventions and standards.

coding-conventions awesome style-guide awesome-list code-quality guidelines hacktoberfest style-conventions awesome-guidelines

Updated Jan 4, 2025
JavaScript

super-linter / super-linter

Combination of multiple linters to run as a GitHub Action or standalone

ci linter actions code-quality quality-check code-quality-analyzer super-linter

Updated Aug 5, 2025
Shell

SonarSource / sonarqube

Continuous Inspection

static-analysis sonarqube code-quality

Updated Aug 4, 2025
Java

checkstyle

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 static-analysis code-quality command-line-tool hacktoberfest

Updated Aug 5, 2025
Java

reviewdog

reviewdog / reviewdog

🐶 Automated code review tool integrated with any code analysis tools regardless of programming language

github lint go cli gitlab static-code-analysis ci linter static-analysis bitbucket code-review code-quality codereview

Updated Aug 1, 2025
Go

facebook / pyre-check

Performant type-checking for python.

python security typechecker static-analysis ocaml control-flow-analysis code-quality program-analysis taint-analysis abstract-interpretation type-check

Updated Aug 4, 2025
OCaml

detekt

detekt / detekt

Static code analysis for Kotlin

kotlin lint analysis linter static-analysis static gradle-plugin code-quality hacktoberfest codesmells

Updated Aug 5, 2025
Kotlin

state-of-the-art-shitcode

trekhleb / state-of-the-art-shitcode

💩State-of-the-art shitcode principles your project should follow to call it a proper shitcode

javascript styleguide programming best-practices principles coding code-quality best-practice style-guides

Updated Jul 7, 2024

import-js / eslint-plugin-import

ESLint plugin with rules that help validate proper imports.

javascript lint eslint linting eslint-plugin import code-quality hacktoberfest

Updated Jun 20, 2025
JavaScript

pylint-dev / pylint

It's not just a linter that annoys you!

static-code-analysis linter static-analysis code-quality pep8 hacktoberfest closember

Updated Aug 5, 2025
Python

pmd / pmd

An extensible multilanguage static code analyzer.

java swift static-code-analysis linter static-analysis code-analysis plsql apex code-quality hacktoberfest

Updated Aug 4, 2025
Java

kucherenko / jscpd

Copy/paste detector for programming source code.

quality duplicates detector code-quality cpd copy-paste duplications clones-detection detect-duplications

Updated Jul 6, 2025
TypeScript

simplecov-ruby / simplecov

Code coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites

ruby rails coverage coverage-report test-coverage code-quality coverage-library

Updated Jul 16, 2025
Ruby

phpro / grumphp

A PHP code-quality tool

php composer-plugin code-quality git-hooks hacktoberfest

Updated Jul 25, 2025
PHP

facebook / pyrefly

A fast type checker and IDE for Python

python rust typechecker types language-server ide typing code-quality typecheck type-checker contributions-welcome lsp type-check good-first-issue

Updated Aug 5, 2025
Rust

crate-ci / typos

Source code spell checker

rust cli code-quality spell-checker

Updated Aug 4, 2025
Rust

Followers: 55.5k followers
Website: github.com/topics/code-quality

Code quality apps

Argos Visual Testing

Eliminate visual bugs & regressions

Sourcery

Instant AI code review for any PR

Code Review Doctor

Catch more Python and Django bugs during code review

DeepScan

Advanced static analysis for automatically finding runtime errors in JavaScript, TypeScript, React, and Vue code

pre-commit ci lite

an add-on to github actions which allows safely pushing changes back to pull requests

Imgbot

A GitHub app that optimizes your images

Pull Request Size

Apply size labels to Pull Requests based on the total lines of code changed

CodeScene

A software engineering intelligence tool tool to identify and prioritize technical debt and evaluate your efficiency

Semgrep

Code scanning at ludicrous speed. Find bugs and reachable dependency vulnerabilities. Enforce standards on every commit

pre-commit ci

a continuous integration service for the pre-commit framework

CommitCheck

CommitCheck ensures your commit messages are consistent and contain all required information

abaplint

ABAP quality assurance and static analysis

Codeac.io

We help developers write clean code

CodeFactor

Automated code review for GitHub

Qlty Cloud

Code quality and coverage done right

See more Code quality apps