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

90Health
Library npm

Prisma Client

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

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

cuid2

Secure, collision-resistant unique IDs for JavaScript, built to resist guessing and horizontal-scale collisions.

3,399
MIT
Used by 17
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
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
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
74Health
Library Composer

ramsey/uuid

A PHP library for generating and working with UUIDs

12,631
MIT
Used by 6
56Health
Library npm

filenamify

Convert any string into a valid, cross-platform safe filename in one function call.

525
MIT
Used by 6
34Health
Library npm

CSS.escape

A lightweight, spec-compliant polyfill for the CSS.escape() method defined in CSSOM, for safely escaping CSS identifiers.

499
MIT
Used by 5
95Health
Library npm

Plotly.js

Open-source JavaScript charting library for interactive, publication-quality graphs and dashboards

18,329
MIT
Used by 4
76Health
Library npm

react-plotly.js

React component wrapper for Plotly.js interactive charts and graphs

1,096
MIT
Used by 3
54Health
Library Cargo

ulid-rs

A Rust implementation of ULID — Universally Unique Lexicographically Sortable Identifiers

475
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
38Health
Tool PyPI

ghp-import

A small CLI that copies a built docs directory straight onto your repo's gh-pages branch.

626
Apache 2.0
Used by 2
54Health
Library npm

crypto-random-string

Generate cryptographically strong random strings for IDs, slugs, salts, and secrets

591
MIT
Used by 2
21Health
Library npm

is-valid-path

Lightweight utility that checks whether a string is a valid, non-glob file path in Node.js.

12
MIT
Used by 2
70Health
Library npm

lightGallery

A modular, responsive lightbox gallery plugin for images and video, with official React, Vue, and Angular wrappers.

7,053
GPL 3.0
Used by 1
48Health
Library Composer

Valitron

Simple, elegant, dependency-free validation for PHP.

1,603
BSD 3
Used by 1
49Health
Library npm

jsts

JavaScript port of the Java JTS Topology Suite for spatial predicates, geometry operations, and OGC Simple Features processing.

1,562
Other
Used by 1
42Health
Library Composer

ramsey/uuid-doctrine

Use ramsey/uuid UUIDs as native Doctrine field types for your entity identifiers.

903
MIT
Used by 1
45Health
Library PyPI

Python Xlib

A pure-Python implementation of the X11 protocol for talking to an X server.

464
LGPL-2.1
Used by 1
38Health
Library PyPI

kgb

Function spies for Python unit tests that intercept, record, and reroute calls without heavy-handed mocking.

53
MIT
Used by 1
22Health
Library npm

valid-data-url

Lightweight regex-based validator that checks whether a string is a well-formed RFC 2397 data URL.

23
MIT
Used by 1
23Health
Library npm

estree-util-is-identifier-name

A tiny estree utility that checks whether a string or code point can be a valid ECMAScript identifier name.

3
MIT
Used by 1

Join founders buildingwith open source

Opinionated takes, migration guides, cost-saving tips, and insights from the open source ecosystem.

Subscribe on Substack
Join 750+ subscribers