Selderee is a lightweight utility for Node.js to serialize and deserialize data structures with circular references, preventing stack overflow errors. It offers customizable options for handling these references, allowing developers to specify replacement values or completely omit them during serialization. Ideal for debugging, caching complex objects, or transmitting data with intricate dependencies. Selderee ensures a safe and controlled serialization process, maintaining data integrity without crashing your application. Offers both browser and Node.js support.