#linter

TOML Formatter / Linter / Language Server

High-performance, ESLint-compatible linter for JavaScript and TypeScript.

Enforce Architecture Decision Records as executable rules — for both humans and AI agents

Automatic documentation generator for ESLint plugins and rules.

This is a mirror of https://codeberg.org/fsfe/reuse-tool

Lint your Python architecture.

✂️ Find unused files, dependencies and exports in your JavaScript and TypeScript projects. Knip it before you ship it!

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.

Real-time code feedback for pi — LSP, linters, formatters, structural analysis

A highly opinionated, zero-configuration linter and formatter.

CSS Linter for PHP

A framework for managing and maintaining multi-language pre-commit hooks.

Static Code Analysis for R

A static code analysis tool for the Elixir language with a focus on code consistency and teaching.

Code style checking for Minitest files.

Automatic configuration for Laravel apps to apply Tighten's standard linting & code standards.

Fast YAML linter written in Rust (drop in replacement for yamllint - but with additional rules and features)

A validating SQL lexer and parser with a focus on MySQL dialect.

Ruby's bikeshed-proof linter and formatter 🚲

WP-CLI testing framework

A plugin for Flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle.

[Mirror] A linter for prose.

Lint tool for F#

A very fast Python docstring linter

Making linters play nice... Mostly.

Scan your Rust crate for semver violations.

Some out-of-the-box hooks for pre-commit

An extension of RuboCop focused on code performance checks.

vacuum is the worlds fastest and most versatile OpenAPI, AsyncAPI & JSON Schema linter, docs generator and toolkit. It tears through API specs at light speed. 100% compatible with Spectral rulesets, and OpenAPI 3.0, 3.1 and 3.2

The core of an Erlang linter