babel-helper-is-nodes-equiv is a Babel helper package used to determine if two AST (Abstract Syntax Tree) nodes are equivalent. Primarily utilized within Babel's transformation process, this utility aids in optimizing and ensuring accurate code manipulation by efficiently comparing node structures. It is vital for tasks like dead code elimination, memoization, and precise code refactoring, contributing to a faster and more reliable Babel pipeline. This allows Babel to avoid unnecessary or incorrect transformations.