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

74Health
Library npm

qs

A battle-tested querystring parser and serializer for Node.js with nested object support and built-in security limits.

8,943
BSD 3
Used by 49
44Health
Library npm

buffer

The Node.js Buffer API, reimplemented for the browser on top of Uint8Array.

1,891
MIT
Used by 42
50Health
Library npm

mime-types

The ultimate JavaScript content-type utility for resolving MIME types from file extensions and paths.

1,476
MIT
Used by 41
82Health
Library npm

body-parser

Node.js body-parsing middleware that turns raw HTTP request bodies into ready-to-use req.body objects.

5,499
MIT
Used by 36
38Health
Library npm

gray-matter

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

4,491
MIT
Used by 31
54Health
Library npm

cookie

Basic HTTP cookie parser and serializer for HTTP servers, with zero dependencies and full RFC 6265 support.

1,535
MIT
Used by 31
77Health
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
47Health
Library npm

node-xml2js

XML-to-JavaScript-object parser and builder for Node.js

4,959
MIT
Used by 19
77Health
Library npm

smol-toml

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

311
BSD 3
Used by 17
54Health
Library npm

rss-parser

Lightweight RSS and Atom feed parser for Node.js and the browser that turns XML feeds into plain JavaScript objects

1,529
MIT
Used by 7
61Health
Library npm

feed

Generate RSS 2.0, Atom 1.0, and JSON Feed 1.0 syndication feeds from a single TypeScript API.

1,411
MIT
Used by 7
55Health
Library npm

toml-node

A zero-dependency, spec-compliant TOML parser for Node.js with BigInt and Temporal support.

326
MIT
Used by 6
83Health
Tool npm

quicktype

Generate strongly-typed models and serializers from JSON, Schema, TypeScript, or GraphQL

13,877
Apache 2.0
Used by 5
71Health
Library PyPI

FlatBuffers

Google's memory-efficient, zero-copy serialization library for cross-language data exchange

26,520
Apache 2.0
Used by 3
76Health
Library npm

node-ical

A feature-rich RFC 5545 iCalendar/ICS parser for Node.js with robust RRULE recurrence expansion, timezone handling, and exception-date support.

171
Apache 2.0
Used by 3
79Health
Library npm

fast-csv

Streaming CSV parser and formatter for Node.js with zero runtime dependencies and full TypeScript support.

1,790
MIT
Used by 2
35Health
Library npm

ieee754

Read and write IEEE 754 floating-point numbers to and from a Buffer or array-like object.

122
BSD 3
Used by 1

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