Oxc Oxlint

Oxlint provides a fast, ESLint-compatible linting engine with comprehensive rule support. It leverages oxc's high-performance AST and semantic analysis to deliver significantly faster linting than traditional tools.

## Key Features

- **ESLint compatibility**: Drop-in replacement for most ESLint workflows

- **High performance**: 50-100x faster than ESLint on large codebases

- **Comprehensive rules**: Supports most popular ESLint rules and plugins

- **TypeScript support**: Full TypeScript linting with type-aware rules

- **Plugin system**: Extensible architecture for custom rules

## Architecture

### Rule System

- **Rule categories**: Correctness, Suspicious, Pedantic, Style, etc.

- **Configurable severity**: Error, Warning, or Off for each rule

- **Auto-fixing**: Many rules can automatically fix issues

- **Plugin support**: Load external rule collections

### Performance Design

- **Single AST pass**: Most rules run in a single traversal

- **Efficient analysis**: Leverages oxc's semantic analysis

- **Parallel execution**: Process multiple files concurrently

- **Memory efficiency**: Uses arena allocation for optimal performance

### ESLint Compatibility

- **Configuration format**: Supports ESLint config files