Sonda is a tool that analyzes and visualizes JavaScript bundles. It creates an interactive HTML report, providing detailed insights into module sizes after tree-shaking and minification. It supports various bundlers and frameworks, making it versatile for developers.

dependency-cruiser is a tool for validating and visualizing dependencies in JavaScript, TypeScript, and CoffeeScript projects based on user-defined rules. It generates various reports and graphics, including dependency graphs, and can be integrated easily into development workflows with commands for installation and configuration. Users can customize rules to check for issues like circular dependencies and enforce project-specific guidelines.