Config.json

Tools like Homebridge use it to define which plugins and smart home accessories should be loaded.

The primary goal of a config.json file is to manage application settings across different environments (e.g., development vs. production). config.json

Enabling or disabling specific application features or "flags" at runtime. Tools like Homebridge use it to define which

Storing API endpoints, database connection strings, and server port numbers. database connection strings

.NET Core uses similar appsettings.json files to map configuration data to strongly typed objects for better error checking.