fast-is-equal
Blazing-fast equality checks, minus the baggage. A lean, standalone alternative to Lodash's isEqual—because speed matters.
similar-js
A rich and optimistic Javascript library to JS and JSON datatype comparison, validation and model generation
simple-comparator
A production-ready deep equality comparison library for JavaScript and TypeScript, supporting complex objects, arrays, and primitive types with circular reference detection. Works seamlessly across Node.js, Deno, and browser environments.