@eslint-community/regexpp is a robust and spec-compliant regular expression parser and AST (Abstract Syntax Tree) generator. Originally extracted from eslint's codebase, it offers detailed information about regular expression syntax. This package is ideal for static analysis, code modification tools, and understanding intricate regular expressions. It provides tooling for traversing and manipulating the AST, facilitating advanced analysis and transformation of regex patterns. A valuable asset for developers working with JavaScript regular expressions.