[](https://www.npmjs.com/package/markdown-it-ruby-parser) 
Parse, validate, traverse, transform, and optimize Oniguruma regular expressions
Ruby grammar for tree-sitter
Convert Oniguruma patterns to native JavaScript RegExp
Parses every stack trace into a nicely formatted array of hashes.
A pure JS HTTP parser for node.
Streaming, source-agnostic EventSource/Server-Sent Events parser
Validate XML, Parse XML, Build XML without C/C++ based libraries
An evented streaming XML parser in JavaScript
Prism Ruby parser
Convention over configuration for using Vite in Ruby apps
Fault-tolerant CSS parser for PostCSS
Babel plugin which switches Babel to use the Hermes parser.
A JavaScript parser built from the Hermes engine
[](https://www.npmjs.com/package/jsdoc-type-pratt-parser) []
Cross-browser Error parser
Parses set-cookie headers into objects
A JavaScript library for escaping CSS strings and identifiers while generating the shortest possible ASCII-only output.
A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations
Error-tolerant ECMAScript parser
Algorithms to help you parse CSS from an array of tokens.
For ruby and ruby on rails
A function to parse floating point hexadecimal strings as defined by the WebAssembly specification
A utility package to parse strings
kramdown is yet-another-markdown-parser but fast, pure Ruby, using a strict syntax definition and supporting several common extensions.
newstile is parser for the newstile dialect of markdown. Newstile is optimised for typing on mobile devices like iPhone and Andorid mobiles. It is forked from Thomas Leitner's kramdown, which is a fast, pure Ruby, markdown parser.
bean-kramdown is yet-another-markdown-parser but fast, pure Ruby, using a strict syntax definition and supporting several common extensions.
kramdown is yet-another-markdown-parser but fast, pure Ruby, using a strict syntax definition and supporting several common extensions.
Khaleesi is a blog-aware or documentation-aware static site generator write in Ruby, supports markdown parser, series of decorators wrapping, code syntax highlighting, simple page script programming, page including, dataset traversing etc.