SwiftLint

Ruff is an extremely fast Python linter and code formatter written in Rust, replacing Flake8, isort, Black, and more with a single tool, ideal for large projects and CI.

A GPLv3 static analysis tool for shell scripts that provides warnings and suggestions for bash/sh scripts, helping identify syntax issues, semantic problems, and potential pitfalls.

Counts blank lines, comment lines, and physical lines of source code in many programming languages.

A fast Go linter runner that runs linters in parallel, uses caching, supports YAML configuration, integrates with major IDEs, and includes over a hundred linters.

Pyright is Microsoft's full-featured static type checker for Python, designed for high performance on large codebases, available as a command-line tool and VS Code extension.

A smarter Dockerfile linter that parses Dockerfiles into an AST and applies best-practice rules, while integrating ShellCheck to validate Bash code inside RUN instructions.