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

75Health
Library npm

qs

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

8,940
BSD 3
Used by 49
66Health
Library npm

remark

A plugin-powered markdown processor that parses, transforms, and serializes markdown on top of unified.

8,995
MIT
Used by 48
90Health
Library npm

Prisma Client

Auto-generated, type-safe database client for Node.js and TypeScript.

47,610
Apache 2.0
Used by 46
48Health
Library npm

unified

Parse, inspect, transform, and serialize content through syntax-tree plugins.

5,030
MIT
Used by 44
69Health
Library npm

query-string

Parse and stringify URL query strings in JavaScript with flexible array, number, and boolean handling.

6,906
MIT
Used by 27
50Health
Library npm

rehype

A unified-based HTML processor with a large plugin ecosystem

2,255
MIT
Used by 15
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
78Health
Library npm

Orama

A dependency-free full-text, vector, and hybrid search engine that runs entirely in JavaScript.

10,550
Apache 2.0
Used by 9
37Health
Library npm

fastest-levenshtein

The fastest JavaScript/TypeScript implementation of Levenshtein edit distance

774
MIT
Used by 9
88Health
Library npm

Remeda

A TypeScript-first utility library with data-first and data-last function variants, lazy pipe evaluation, and fully typed transformations.

5,427
MIT
Used by 8
55Health
SDK npm

msgraph-sdk-javascript

Official Microsoft Graph JavaScript SDK for calling the Graph API from Node.js and the browser.

833
MIT
Used by 8
41Health
Library npm

serialize-error

Serialize and deserialize JavaScript Error objects into plain, JSON-safe objects and back.

604
MIT
Used by 8
43Health
Library npm

hast-util-to-html

Serializes hast syntax trees into WHATWG-compliant HTML strings, with fine-grained control over escaping, quoting, and tag omission.

118
MIT
Used by 8
94Health
Library npm

gridstack.js

A dependency-free TypeScript library for building draggable, resizable, responsive dashboard grid layouts in the browser.

9,115
MIT
Used by 7
48Health
Library npm

mdast-util-to-markdown

Serializes an mdast syntax tree back into CommonMark-compatible markdown text, with pluggable handlers for custom syntax extensions.

141
MIT
Used by 7
45Health
Library npm

lossless-json

Parse and stringify JSON without losing precision on big numbers

475
MIT
Used by 6
41Health
Library npm

fast-safe-stringify

Fast JSON.stringify drop-in that safely handles circular references

359
MIT
Used by 6
86Health
Library npm

turf

The complete, modular geospatial analysis engine for JavaScript and TypeScript, bundling every Turf.js module under one install.

10,482
MIT
Used by 5
29Health
Library npm

json-stable-stringify

A deterministic version of JSON.stringify() that sorts object keys so identical data always produces identical output.

79
MIT
Used by 5
39Health
Library npm

url-parse

Small, dependency-light URL parser that works identically in Node.js and the browser.

1,034
MIT
Used by 4
33Health
Library npm

url-pattern

A tiny, dependency-free library for matching and generating URL-like string patterns without regex.

587
MIT
Used by 4
43Health
Library npm

remark-html

A remark plugin that compiles markdown syntax trees directly into sanitized HTML strings.

335
MIT
Used by 4
46Health
Library Cargo

whatlang

Fast, lightweight natural language and script detection for Rust

1,087
MIT
Used by 3
34Health
SDK npm

sns-payload-validator

Verifies AWS SNS message signatures for HTTP/S and Lambda payloads.

13
MIT
Used by 3

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