eslint-plugin-svelte

Official ESLint plugin for Svelte that leverages AST from svelte-eslint-parser. Current stable version is 3.17.1, with active release cadence (multiple minor/patch releases per month). Provides 80+ rules covering accessibility, best practices, style, and Svelte-specific patterns. Supports Svelte 3, 4, and 5. Requires ESLint v8.57.1+, v9+ or v10+. Ships TypeScript definitions. Recommended over deprecated eslint-plugin-svelte3. Integrates with flat config (eslint.config.js) and provides recommended configs.