Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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cron-parser
Parse, validate, and iterate cron expressions in Node.js with full timezone and DST support.
cRonstrue
Turns cron expressions into human-readable descriptions, in 30+ languages.
fast-xml-parser
Pure-JS XML parser, builder, and validator with no C/C++ bindings and no callbacks
gray-matter
Fast, dependable front-matter parser for YAML, JSON, TOML, and CoffeeScript metadata blocks
csv-parse
A flexible, dependency-free CSV parser for Node.js and the browser with stream, callback, and sync APIs.
http-proxy-middleware
The one-liner Node.js proxy middleware for connect, express, next.js, hono, and more.
minimist
A lightweight, dependency-free argument parser that turns process.argv into a clean options object.
tinycolor2
Fast, dependency-free color parsing, conversion, and manipulation for JavaScript
Croner
A zero-dependency cron job scheduler and cron-expression evaluator for JavaScript and TypeScript
csv
Fast, flexible CSV reading and writing for Rust, with Serde support
tomli
A lil' TOML parser for Python — fast, spec-compliant, and dependency-free.
forge
A native, pure-JavaScript implementation of TLS and PKI cryptography for building crypto-based Node.js and browser apps.
smol-toml
A small, fast, spec-compliant TOML parser and serializer for JavaScript
got
Human-friendly and powerful HTTP request library for Node.js, with retries, streams, pagination, and RFC 7234 caching built in.
markdown-it-py
A CommonMark-compliant Markdown parser for Python, ported from the JS markdown-it
node-html-parser
A very fast HTML parser that builds a lightweight DOM tree with full CSS3 selector support.
mathjs
Extensive math library for JavaScript and Node.js with big numbers, complex numbers, units, and matrices.
jsoniter
A high-performance, 100% compatible drop-in replacement for Go's encoding/json.
@apidevtools/swagger-parser
Parses, validates, and dereferences Swagger 2.0 and OpenAPI 3.x specs in Node.js and browsers
@xmldom/xmldom
A pure JavaScript, W3C-standard DOMParser and XMLSerializer for parsing and building XML/HTML documents
Echo
A minimalist, high-performance Go web framework with a radix-tree router, built-in middleware chain, and first-class HTTP/2 support.
colord
A tiny, dependency-free TypeScript library for parsing, converting, and manipulating colors in any format.
node-sql-parser
Parses SQL statements into an AST and converts them back to SQL across a dozen database dialects.
GSAP
The industry-standard JavaScript animation library for tweening CSS, SVG, canvas, and UI with rock-solid cross-browser reliability.
