rollup-plugin-babel seamlessly integrates Babel, the popular JavaScript compiler, with Rollup, the module bundler. It lets you leverage modern JavaScript syntax and features (like ES6+) within your Rollup builds, ensuring compatibility across various browsers and environments. This plugin simplifies the process of transforming your code during bundling, streamlining your development workflow, and optimizing your code for distribution. Configure Babel options directly within your Rollup configuration for a flexible and powerful build process.