acorn8.2.1ECMAScript parser
alasql0.6.2Versatile SQL database for browser or node. Handles relational data and nested JSON (noSQL). Export to and import from Excel, localStorage or IndexedDB
bowser2.11.0A small, fast and rich-API browser/platform/engine detector for both browser and node.
chrono-node1.4.3A natural language date parser in Javascript
clarinet0.12.4SAX based evented streaming JSON parser in JavaScript (browser and node)
datejs1.0Datejs is an open source JavaScript Date library for parsing, formatting and processing.
esprima2.7.3ECMAScript parsing infrastructure for multipurpose analysis
expr-eval2.0.2Mathematical expression evaluator
fast-xml-parser3.19.0Parse XML to JS/JSON very fast without C/C++ based libraries
FeedEk3.1.1FeedEk is a jQuery plugin for parsing and displaying RSS and Atom feeds. FeedEk uses YQL API to retrieve feeds. You can obtain feeds easily from any domain. No need for server-side scripts.
html-minifier4.0.0Highly configurable, well-tested, JavaScript-based HTML minifier.
ical.js1.4.0Javascript parser for ics (rfc5545) and vcard (rfc6350) data
js-quantities1.7.6JavaScript library for quantity calculation and unit conversion
js-yaml4.1.0YAML 1.2 parser and serializer
json33.3.3A modern JSON implementation compatible with nearly all JavaScript platforms.
markdown-it12.0.6Markdown-it - modern pluggable markdown parser.
mathjs9.3.2Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser and offers an integrated solution to work with numbers, big numbers, complex numbers, units, and matrices.
oboe.js2.1.5Oboe.js reads json, giving you the objects as they are found without waiting for the stream to finish
PapaParse5.3.0Fast and powerful CSV parser for the browser that supports web workers and streaming large files. Converts CSV to JSON and JSON to CSV.
pegjs0.9.0Parser generator for JavaScript
psd.js3.2.0A general purpose Photoshop file parser.
purl2.3.1A JS utility for for parsing URLs and extracting information out of them.
remarkable2.0.1Markdown parser, done right. 100% Commonmark support, extensions, syntax plugins, high speed - all in one.
togeojson0.16.0convert KML and GPX to GeoJSON
twemoji13.0.2A Unicode standard based way to implement emoji across all platforms.
UAParser.js0.7.28Lightweight JavaScript-based user-agent string parser
xls0.7.6Excel 5.0/95 and 97-2004 spreadsheet (BIFF5 XLS / BIFF8 XLS / XML 2003) parser
xlsx0.16.9Excel (XLSB/XLSX/XLSM/XLS/XML) and ODS spreadsheet parser and writer
intl-messageformat9.0.2Formats ICU Message strings with number, date, plural, and select placeholders to create localized messages.
snarkdown2.0.0Transform Markdown into HTML.
cheerio0.22.0Tiny, fast, and elegant implementation of core jQuery designed specifically for the server
acorn-loose8.1.0Error-tolerant ECMAScript parser
acorn-walk8.1.0ECMAScript (ESTree) AST walker
sanitize-html1.27.5Clean up user-submitted HTML, preserving whitelisted elements and whitelisted attributes on a per-element basis
react-markdown-editor-lite1.2.4A light-weight Markdown editor of React component
micromarkdown0.3.4converts markdown to html
yaml-js0.2.3Pure Javascript YAML loader and dumper, ported from PyYAML