Qlty Code Quality Universal code quality tool supporting 70+ linters for 40+ languages via qlty CLI. When to Use Check code for linting issues before commit/handoff Auto fix formatting and style issues Calculate code metrics (complexity, duplication) Find code smells Quick Reference Parameters Parameter Description check Run linters (default) fix Auto fix issues all Process all files, not just changed fmt Format files instead metrics Calculate code metrics smells Find code smells paths Specific files/directories level Min issue level: note/low/medium/high cwd Working directory init Initialize qlty in a repo plugins List available plugins Common Workflows After Implementation Quality Report Initialize in New Repo Direct CLI (if qlty installed) Requirements qlty CLI : https://github.com/qltysh/qlty MCP server : servers/qlty/server.py wraps CLI Config : .qlty/qlty.toml in repo (run qlty init first) vs Other Tools Tool Use Case qlty Unified linting, formatting, metrics for any language ast grep Structural code patterns and refactoring morph Fast text search

qlty-check