Directory

Open Source Packages

Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.

5929 packages

All Packages

38Health
Library npm

gray-matter

Fast, dependable front-matter parser for YAML, JSON, TOML, and CoffeeScript metadata blocks

4,490
MIT
Used by 31
70Health
Library npm

csv-parse

A flexible, dependency-free CSV parser for Node.js and the browser with stream, callback, and sync APIs.

4,287
MIT
Used by 29
84Health
Library npm

http-proxy-middleware

The one-liner Node.js proxy middleware for connect, express, next.js, hono, and more.

11,126
MIT
Used by 20
37Health
Library npm

minimist

A lightweight, dependency-free argument parser that turns process.argv into a clean options object.

661
MIT
Used by 20
47Health
Library npm

tinycolor2

Fast, dependency-free color parsing, conversion, and manipulation for JavaScript

5,250
MIT
Used by 19
59Health
Library npm

Croner

A zero-dependency cron job scheduler and cron-expression evaluator for JavaScript and TypeScript

2,591
MIT
Used by 19
53Health
Library Cargo

csv

Fast, flexible CSV reading and writing for Rust, with Serde support

1,959
Other
Used by 19
49Health
Library PyPI

tomli

A lil' TOML parser for Python — fast, spec-compliant, and dependency-free.

570
MIT
Used by 19
48Health
Library npm

forge

A native, pure-JavaScript implementation of TLS and PKI cryptography for building crypto-based Node.js and browser apps.

5,331
Other
Used by 17
75Health
Library npm

smol-toml

A small, fast, spec-compliant TOML parser and serializer for JavaScript

308
BSD 3
Used by 17
84Health
Library npm

got

Human-friendly and powerful HTTP request library for Node.js, with retries, streams, pagination, and RFC 7234 caching built in.

14,940
MIT
Used by 15
82Health
Library PyPI

markdown-it-py

A CommonMark-compliant Markdown parser for Python, ported from the JS markdown-it

1,361
MIT
Used by 15
84Health
Library npm

node-html-parser

A very fast HTML parser that builds a lightweight DOM tree with full CSS3 selector support.

1,245
MIT
Used by 15
67Health
Library npm

mathjs

Extensive math library for JavaScript and Node.js with big numbers, complex numbers, units, and matrices.

15,072
Apache 2.0
Used by 14
46Health
Library Go

jsoniter

A high-performance, 100% compatible drop-in replacement for Go's encoding/json.

13,867
MIT
Used by 14
60Health
Library npm

@apidevtools/swagger-parser

Parses, validates, and dereferences Swagger 2.0 and OpenAPI 3.x specs in Node.js and browsers

1,207
MIT
Used by 14
90Health
Library npm

@xmldom/xmldom

A pure JavaScript, W3C-standard DOMParser and XMLSerializer for parsing and building XML/HTML documents

465
MIT
Used by 14
91Health
Framework Go

Echo

A minimalist, high-performance Go web framework with a radix-tree router, built-in middleware chain, and first-class HTTP/2 support.

32,705
MIT
Used by 13
69Health
Library npm

colord

A tiny, dependency-free TypeScript library for parsing, converting, and manipulating colors in any format.

1,888
MIT
Used by 13
65Health
Library npm

node-sql-parser

Parses SQL statements into an AST and converts them back to SQL across a dozen database dialects.

1,041
Apache 2.0
Used by 13
42Health
Library npm

GSAP

The industry-standard JavaScript animation library for tweening CSS, SVG, canvas, and UI with rock-solid cross-browser reliability.

28,405
Other
Used by 11
67Health
Library npm

bowser

A small, fast browser, platform, and rendering-engine detector for browser and Node environments

5,751
MIT
Used by 11
74Health
Library npm

micromark

The smallest 100% CommonMark-compliant markdown parser, with GFM and MDX support

2,221
MIT
Used by 11
36Health
Library npm

bytes

Tiny utility for parsing and formatting byte strings like '1kb'

474
MIT
Used by 11

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