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.

A tool to enforce Swift style and conventions.

• UpdatedDec 16, 2025
• Swift

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

• UpdatedDec 17, 2025
• OCaml

⚙️ 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.

• UpdatedDec 16, 2025
• Rust

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

• UpdatedNov 19, 2025
• HTML

API, Integration, E2E Testing Agent for Developers that actually work. Generate tests, mocks/stubs for your APIs!

• UpdatedDec 17, 2025
• Go

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

• UpdatedDec 12, 2025
• JavaScript

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

• UpdatedDec 17, 2025
• Shell

Continuous Inspection

• UpdatedDec 16, 2025
• Java

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

• UpdatedDec 17, 2025
• Go

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.

• UpdatedDec 17, 2025
• Java

Performant type-checking for python.

• UpdatedDec 16, 2025
• OCaml

Static code analysis for Kotlin

• UpdatedDec 17, 2025
• Kotlin

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

• UpdatedNov 23, 2025

ESLint plugin with rules that help validate proper imports.

• UpdatedJun 20, 2025
• JavaScript

It's not just a linter that annoys you!

• UpdatedDec 15, 2025
• Python

An extensible multilanguage static code analyzer.

• UpdatedDec 17, 2025
• Java

Copy/paste detector for programming source code.

• UpdatedDec 12, 2025
• TypeScript

A fast type checker and language server for Python

• UpdatedDec 17, 2025
• Rust

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

• UpdatedDec 15, 2025
• Ruby

A PHP code-quality tool

• UpdatedDec 5, 2025
• PHP

DeepSource

The Code Health platform - Everything you need to build maintainable and secure software

Argos Visual Testing

Eliminate visual bugs & regressions

TestQuality - Unified Test Management for GitHub

Test Plan Driven QA Test Management for GitHub

CleanThat

Automatic cleaning of code

Datree

YAML configs and K8s manifests validation tool

Imgbot

A GitHub app that optimizes your images

CodeScene

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

Coveralls

Ensure that new code is fully covered, and see coverage trends emerge. Works with any CI service

pre-commit ci lite

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

Qlty Cloud

Code quality and coverage done right

Codacy

Codacy helps to build effortless code quality and security for developers

Code Review Doctor

Catch more Python and Django bugs during code review

CommitCheck

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

GitDailies

PR & DORA metrics, amazing alerts, daily activity summaries

Codeac.io

We help developers write clean code