ember-eslint-parser is a crucial tool for Ember.js developers. It's a custom ESLint parser leveraging Babel to provide accurate and consistent linting for modern JavaScript and Handlebars (hbs) within Ember applications. This parser enables ESLint to correctly understand and validate Ember-specific syntax, including decorators, computed properties, and template constructs. Using ember-eslint-parser helps maintain code quality, catch errors early, and enforce coding standards, ultimately contributing to more robust and maintainable Ember projects.