Linting GitHub Repositories (2026) · Open Source Tools

:pencil: A markup-aware linter for prose built with speed and extensibility in mind.

A tool to enforce Swift style and conventions.

An implementation of StyleCop rules using the .NET Compiler Platform

CLI tool for linting and testing Helm charts

Opinionated Oxlint rules for rejecting low-evidence TypeScript and JavaScript patterns

A ktlint gradle plugin

vacuum is the worlds fastest and most versatile OpenAPI, Arazzo, 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

[Experimental] A fast, friendly linter for JavaScript, TypeScript, and more. ❤️‍🔥

Run Rust lints from dynamic libraries

A tool to verify that your files are in harmony with your .editorconfig

:relaxed: Linting dotenv files like a charm!

An ESLint plugin that provides set of rules for Ember applications based on commonly known good practices.

A linting tool that helps you to write better Chef Infra cookbooks and InSpec profiles by detecting and automatically correcting style, syntax, and logic mistakes in your code.

Xcode project linting